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Input
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Resistance thermometer
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Measured variable
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Temperature
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Sensor type
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Pt25 … Pt1000
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- To JIS C 1604; a=0.00392 K-1
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Pt25 … Pt1000
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Ni25 … Ni1000
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Units
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°C and °F
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Connection
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1 resistance thermometer (RTD) in 2-wire, 3-wire or 4-wire system
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- Generation of average value
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Series or parallel connection of several resistance thermometers in a two-wire system for the generation of average temperatures or for adaptation to other device types
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2 resistance thermometers (RTD) in 2-wire system (RTD 1 – RTD 2 or RTD 2 – RTD 1)
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Interface
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Parameterizable line resistance ≤ 100 Ω (loop resistance)
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No balancing required
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No balancing required
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Sensor current
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≤ 0.45 mA
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Response time
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≤ 250 ms for 1 sensor with open-circuit monitoring
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Open-circuit monitoring
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can be switched off
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Short-circuit monitoring
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can be switched off (value is adjustable)
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Measuring range
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Parameterizable (see Table "Digital measuring errors")
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Min. measured span
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10 °C (18 °F)
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Characteristic curve
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Temperature-linear or special characteristic
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Resistance-based sensors
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Measured variable
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Actual resistance
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Sensor type
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Resistance-based, potentiometers
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Units
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Ω
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Connection
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1 resistance-based sensor (R) in 2-wire, 3-wire or 4-wire system
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- Generation of average value
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2 resistance-based sensors in 2-wire system for generation of average value
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2 resistance-based sensor in 2-wire system (R 1 – R 2 or R 2 – R 1)
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Interface
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Parameterizable line resistance ≤ 100 Ω (loop resistance)
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No balancing required
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No balancing required
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Sensor current
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≤ 0.45 mA
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Response time
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≤ 250 ms for 1 sensor with open-circuit monitoring
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Open-circuit monitoring
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can be switched off
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Short-circuit monitoring
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can be switched off (value is adjustable)
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Measuring range
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Parameterizable (see Table "Digital measuring errors")
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Min. measured span
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5 Ω ... 25 Ω (see Table "Digital measuring errors")
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Characteristic curve
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Resistance-linear or special characteristic
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Thermocouples
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Measured variable
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Temperature
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Sensor type (thermocouples)
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Pt30Rh-Pt6Rh to DIN IEC 584
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W5 %-Re acc. to ASTM 988
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W3 %-Re acc. to ASTM 988
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NiCr-CuNi to DIN IEC 584
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Fe-CuNi to DIN IEC 584
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NiCr-Ni to DIN IEC 584
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Fe-CuNi to DIN 43710
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NiCrSi-NiSi to DIN IEC 584
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Pt13Rh-Pt to DIN IEC 584
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Pt10Rh-Pt to DIN IEC 584
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Cu-CuNi to DIN IEC 584
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Cu-CuNi to DIN 43710
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Units
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°C or °F
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Connection
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1 thermocouple (TC)
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- Generation of average value
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2 thermocouples (TC)
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2 thermocouples (TC)
(TC 1 – TC 2 or TC 2 – TC 1)
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Response time
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≤ 250 ms for 1 sensor with open-circuit monitoring
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Open-circuit monitoring
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can be switched off
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Cold junction compensation
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With integrated Pt100 resistance thermometer
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With external Pt100 IEC 60751 (2-wire or 3-wire connection)
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Cold junction temperature can be set as fixed value
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Measuring range
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Parameterizable (see Table "Digital measuring errors")
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Min. measured span
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Min. 50 ... 100 °C (90 ... 180 °F) (see Table "Digital measuring errors")
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Characteristic curve
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Temperature-linear or special characteristic
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mV sensor
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Measured variable
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DC voltage
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Sensor type
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DC voltage source (DC voltage source possible over an externally connected resistor)
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Units
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mV
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Response time
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≤ 250 ms for 1 sensor with open-circuit monitoring
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Open-circuit monitoring
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can be switched off
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Short-circuit monitoring
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can be switched off (value is adjustable)
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Measuring range
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-10 ... 70 mV
-100 ... 1100 mV
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Min. measured span
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2 mV or 20 mV
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Overload capability of the input
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-1.5 ... +3.5 V DC
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Input resistance
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≤ 1 MΩ
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Characteristic curve
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Voltage-linear or special characteristic
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Output
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Output signal
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4 ... 20 mA, 2-wire
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Communication with SITRANS TH300
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acc. to HART Rev. 5.9
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digital display
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Digital display (optional)
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In current loop
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Display
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Max. 5 digits
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Digit height
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9 mm (0.35“)
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Display range
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-99999 ... + 99999
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Units
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any (max. 5 char.)
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Setting:
Zero point, full-scale value and unit
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over 3 keys
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Load voltage
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2.1 V
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Measuring accuracy
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Digital measuring errors
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See "Digital measuring errors"
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Reference conditions
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24 V ± 1 %
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500 Ω
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23 °C (73.4 °F)
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> 5 min
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Error in the analog output (digital/analog converter)
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< 0.1 % of span
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Error due to internal cold junction
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< 0.5 K (0.9 °F)
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Temperature effect
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< 0.1 % of max. span/10 °C (18 °F)
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Auxiliary power supply effect
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< 0.005 % of span/V
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Long-term drift
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< 0.02 % of span
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< 0.03 % of span
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< 0.04 % of span
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Rated conditions
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Ambient temperature
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Storage temperature
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-40 ... +85 °C (-40 ... 185 °F)
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Condensation
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Permissible
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Electromagnetic compatibility
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According to EN 61326 and NAMUR NE21
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Degree of protection to EN 60529
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IP67
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Construction
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Weight
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Approx. 1.5 kg (3.3 lb) without options
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Dimensions
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See "Dimensional drawings"
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Enclosure material
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Die-cast aluminium, low in copper, GD‑AlSi 12 or stainless steel, polyester-based lacquer, stainless steel rating plate
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Electrical connection, sensor connection
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Screw terminals, cable inlet via M20 x 1.5 or ½-14 NPT screwed gland
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Mounting bracket (optional)
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Steel, galvanized and chrome-plated or stainless steel
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Auxiliary power supply
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Without digital display
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DC 11 to 35 V (30 V with Ex)
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With digital display
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DC 13.1 to 35 V (30 V with Ex)
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Electrically isolated
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Between input and output
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|
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U eff = 1 kV, 50 Hz, 1 min
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Certificates and approvals
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Explosion protection ATEX
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- "Intrinsic safety" type of protection
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with digital display:
II 2 (1) G EEx ia IIC T4
without digital display:
II 2 (1) G EEx ia IIC T6
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ZELM 99 ATEX 0007
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- "Operating equipment that is non-ignitable and has limited energy for zone 2" type of protection
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II 3G EEx nAL IIC T6/T4
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ZELM 99 ATEX 0007
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- "Flame-proof enclosure" type of protection
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II 2 G EEx d IIC T5/T6
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CESI 99 ATEX 079
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Explosion protection to FM
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Certificate of Compliance 3017742
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- Identification (XP, DIP, NI, S)
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- XP / I / 1 / BCD / T5 Ta = 85 °C (185 °F), T6 Ta = 50 °C (112 °F), Type 4X
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| |
- DIP / II, III / 1 / EFG / T5 Ta = 85 °C (185 °F), T6 Ta = 50 °C (112 °F), Type 4X
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| |
- NI / I / 2 / ABCD / T5 Ta = 85 °C (185 °F), T6 Ta = 50 °C (112 °F), Type 4X
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| |
- S / II, III / 2 / FG / T5 Ta = 85 °C (185 °F), T6 Ta = 50 °C (112 °F), Type 4X
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Hardware and software requirements
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|
- For the parameterization software SIPROM T for SITRANS TH200
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|
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PC with CD-ROM drive and USB/RS 232 interface
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Windows 98, NT, 2000, XP
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- For the parameterization software SIMATIC PDM for SITRANS TH300
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See "Software", "SIMATIC PDM"
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Communication
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|
|
Load for HART connection
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230 ... 1100 Ω
|
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≤ 3.0 km (1.86 mi)
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|
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≤ 1.5 km (0.93 mi)
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|
Protocol
|
HART protocol, version 5.9
|
