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6ES7 154-8AB00-0AB0
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Product status
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associated programming package
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STEP 7 V5.4 SP1 with HW update
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Supply voltages
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Rated value
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Yes
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- permissible range, lower limit (DC)
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20.4 V
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- permissible range, upper limit (DC)
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28.8 V
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Voltages and currents
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external protection for supply cables (recommendation)
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MCB 24V DC / 16A with tripping characteristic Type B and C (see ET 200pro manual)
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Current consumption
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Inrush current, typ.
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2 A; Typical
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I²t
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0.04 A²s; Typical
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Current consumption (rated value)
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350 mA; Typical
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Power loss, typ.
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8.5 W; Typical
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Memory
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Type of storage
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256 KByte
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No
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Yes
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8 MByte
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Backup
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Yes
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Yes
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CPU/blocks
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DB
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1,023; Number band: 1 to 1023
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16 KByte
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FB
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1,024; Sequence of numbers: 0 to 2047
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16 KByte
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FC
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1,024; Sequence of numbers: 0 to 2047
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16 KByte
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OB
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16 KByte
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Nesting depth
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8
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- additional within an error OB
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4
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CPU/processing times
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for bit operations, min.
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0.1 µs
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for word operations, min.
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0.2 µs
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for fixed point arithmetic, min.
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2 µs
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for floating point arithmetic, min.
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3 µs
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Times/counters and their remanence
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S7 counter
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256
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- of which remanent without battery
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Yes
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0
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255
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Yes
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0
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255
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Yes
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0
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999
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IEC counter
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Yes
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SFB
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S7 times
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256
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Yes
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0
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128
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No retentivity
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10 ms
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9,990 s
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IEC timer
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Yes
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SFB
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Data areas and their remanence
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Flag
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2,048 Byte
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Yes; MB 0 to MB 2047
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8
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Data blocks
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1,023; From DB 1 to DB 1023
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16 KByte
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Yes; From DB 1 to DB 1023
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yes
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Local data
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1,024 Byte; per block max. 510
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Address area
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I/O address area
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2,048 Byte
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2,048 Byte
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2,048 Byte
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2,048 Byte
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Process image
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2,048 Byte
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2,048 Byte
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128 Byte
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128 Byte
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Subprocess images
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- Number of subprocess images, max.
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1
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Digital channels
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16,384
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16,384
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128
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- Outputs, of which central
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64
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Analog channels
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1,024
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1,024
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64
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- Outputs, of which central
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64
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Hardware config.
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Racks, max.
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1
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Modules per rack, max.
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16; Expansion width max. 1m
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Number of DP masters
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1
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Time
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Clock
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- Hardware clock (real-time clock)
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Yes
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- buffered and synchronizable
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Yes; On MPI: master/slave; to DP: when operated as DP master: master/slave; to PROFINET: Via NTP (client only)
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10 s
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Operating hours counter
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1
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2 to the power of 31 hours (when using the SFC 101)
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1 h
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Yes; must be restarted at each warm restart
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Clock synchronization
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Yes
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Yes
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Yes
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No
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No
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Yes; As client
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S7 message functions
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Number of login stations for message functions, max.
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16
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Process diagnostic messages
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Yes
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simultaneously active Alarm-S blocks, max.
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40
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Test commissioning functions
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Status/control
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Yes
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Inputs, outputs, memory bits, DB, times, counters
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- Number of variables, max.
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30
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- of which status variable, max.
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30
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- of which control variable, max.
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14
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Forcing
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Yes
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I/O
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- Number of variables, max.
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10
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Status block
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Yes
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Single step
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Yes
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Number of breakpoints
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2
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Diagnostic buffer
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Yes
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500
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No
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Communication functions
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PG/OP communication
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Yes
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Routing
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Yes
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Global data communication
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Yes
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22 Byte
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S7 basic communication
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Yes
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S7 communication
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Yes
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Open IE communication
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Yes
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- Number of connections, max.
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8
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8 KByte
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Yes
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- Number of connections, max.
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8
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8 KByte
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Yes
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- Number of connections, max.
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8
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1,472 KByte
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Number of connections
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16
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- usable for PG communication
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15
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- usable for OP communication
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15
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- usable for S7 basic communication
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14
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PROFINET CBA (at set setpoint communication load)
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- Setpoint for the CPU communication load
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50%
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- Number of remote interconnection partners
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32
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- Number of functions, master/slave
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30
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- Total of all master/slave connections
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1,000
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- Data length of all incoming connections master/slave, max.
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4,000 Byte
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- Data length of all outgoing connections master/slave, max.
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4,000 Byte
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- Number of device-internal and PROFIBUS interconnections
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500
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- Data length of device-internal and PROFIBUS interconnections, max.
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4,000 Byte
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- Data length per connection, max.
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1,400 Byte
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- Remote interconnections with acyclic transmission
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- Sampling frequency: sampling interval, min.
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500 ms
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- Number of incoming interconnections
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100
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- Number of outgoing interconnections
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100
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- Data length of all incoming interconnections, max.
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2,000 Byte
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- Data length of all outgoing interconnections, max.
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2,000 Byte
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- Data length per connection, max.
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1,400 Byte
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- Remote interconnections with cyclic transmission
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- Transmission frequency: transmission interval, min.
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1 ms
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- Number of incoming interconnections
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200
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- Number of outgoing interconnections
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200
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- Data length of all incoming interconnections, max.
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2,000 Byte
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- Data length of all outgoing interconnections, max.
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2,000 Byte
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- Data length per connection, max.
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250 Byte
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- HMI variables via PROFINET (acyclic)
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- Number of log-in stations for HMI variables (PN OPC/iMap)
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3; 2 * PN OPC / 1 * iMap
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500 ms
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200
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- Data length of all HMI variables, max.
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2,000 Byte
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- PROFIBUS proxy functionality
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Yes
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- Number of linked PROFIBUS devices
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16
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- Data length per connection, max.
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240 Byte
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1st interface
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Type of interface
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Integral RS 485 interface
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Physics
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RS 485
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isolated
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Yes
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Functionality
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Yes
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Yes
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Yes
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No
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MPI
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16
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Yes
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Yes
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- Global data communication
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Yes
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Yes
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Yes
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- S7 communication, as client
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No
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- S7 communication, as server
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Yes
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- Transmission speeds, max.
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12 Mbit/s
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DP master
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Yes
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Yes
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- Global data communication
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No
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Yes
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Yes
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- S7 communication, as client
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No
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- S7 communication, as server
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Yes
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Yes
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Yes
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- Activation/deactivation of DP slaves
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Yes
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Yes
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- Transmission speeds, max.
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12 Mbit/s
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- Number of DP slaves, max.
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124
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DP slave
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Yes
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- Global data communication
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No
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No
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Yes
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- S7 communication, as client
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No
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- S7 communication, as server
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Yes
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- direct data exchange (cross traffic)
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Yes
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No
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- Transmission speeds, max.
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12 Mbit/s
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244 Byte
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244 Byte
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32
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2nd interface
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Type of interface
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PROFINET
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Physics
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Ethernet
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isolated
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Yes
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automatic detection of transmission speed
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Yes
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Functionality
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No
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No
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No
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Yes
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Yes
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No
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PROFINET CBA
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Yes
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Yes
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PROFINET IO controller
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Yes
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Yes
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Yes
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Yes
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100 Mbit/s
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- Number of connectable IO-devices, max.
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128
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2,048 Byte
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2,048 Byte
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- Useful data consistency, max.
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256 Byte
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CPU/programming
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Programming language
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Yes; From V 5.3 SP1 + HW-Support Package
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Software libraries
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Operational stocks
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see instruction list
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Nesting levels
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8
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User program protection/password protection
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Yes
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System functions (SFC)
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see instruction list
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System function blocks (SFB)
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see instruction list
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Isolation
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between backplane bus and all other circuit parts
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Yes
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between backplane bus and electronics
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No
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between supply and all other circuit parts
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Yes
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Degree of protection
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IP20 rear
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Yes
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Dimensions
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Width
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135 mm
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Height
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130 mm
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Depth
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65 mm
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Weights
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Weight, approx.
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555 g
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