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Input |
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Resistance thermometer |
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Measured variable |
Temperature |
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Sensor type |
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Pt25 … Pt1000 |
- 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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over special characteristic (max. 30 points) |
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Sensor factor |
0.25 ... 10 (adaptation of the basic type, e.g. Pt100 to version Pt25 ... Pt1000) |
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Units |
°C or °F |
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Connection |
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1 resistance thermometer (RTD) in 2-wire, 3-wire or 4-wire system |
- Generation of average value
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2 identical resistance thermometers in 2-wire system for generation of average temperature |
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2 identical 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 |
≤ 0.45 mA |
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Response time |
≤ 250 ms for 1 sensor with open-circuit monitoring |
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Open-circuit monitoring |
can be switched off |
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Short-circuit monitoring |
can be switched off (value is adjustable) |
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Measuring range |
Parameterizable (see table "Digital measuring errors") |
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Min. measured span |
10 °C (18 °F) |
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Characteristic curve |
Temperature-linear or special characteristic |
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Resistance-based sensors |
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Measured variable |
Actual resistance |
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Sensor type |
Resistance-based, potentiometers |
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Units |
Ω |
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Connection |
|
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1 resistance-based sensor (R) in 2-wire, 3-wire or 4-wire system |
- 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 thermometers in 2-wire system
(R1 – R2 or R2 – R1) |
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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 |
≤ 0.45 mA |
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Response time |
≤ 250 ms for 1 sensor with open-circuit monitoring |
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Open-circuit monitoring |
can be switched off |
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Short-circuit monitoring |
can be switched off (value is adjustable) |
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Measuring range |
Parameterizable, max. 0 ... 2200 Ω (see Table "Digital measuring errors") |
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Min. measured span |
5 Ω ... 25 Ω (see Table "Digital measuring errors") |
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Characteristic curve |
Resistance-linear or special characteristic |
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Thermocouples |
|
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Measured variable |
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 |
°C or °F |
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Connection |
|
|
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1 thermocouple (TC) |
- Generation of average value
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2 thermocouples (TC) |
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2 thermocouples (TC) TC1 – TC2 or TC2 – TC1) |
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Response time |
≤ 250 ms for 1 sensor with open-circuit monitoring |
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Open-circuit monitoring |
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 60571 (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 |
Parameterizable (see table "Digital measuring errors") |
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Min. measured span |
Min. 50 ... 100 °C (90 ... 180 °F) (see table "Digital measuring errors") |
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Characteristic curve |
Temperature-linear or special characteristic |
|
mV sensor |
|
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Measured variable |
DC voltage |
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Sensor type |
DC voltage source (DC voltage source possible over an externally connected resistor) |
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Units |
mV |
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Response time |
≤ 250 ms for 1 sensor with open-circuit monitoring |
|
Open-circuit monitoring |
can be switched off |
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Short-circuit monitoring |
can be switched off (value is adjustable) |
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Measuring range |
-10 ... +70 mV
-100 +1100 mV |
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Min. measured span |
2 mV or 20 mV |
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Overload capability of the input |
-1.5 ... +3.5 V DC |
|
Input resistance |
≥ 1 MΩ |
|
Characteristic curve |
Voltage-linear or special characteristic |
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Output |
|
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Output signal |
4 ... 20 mA, 2-wire |
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Auxiliary power supply |
11 ... 35 V DC (to 30 V with EEx) |
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Max. load |
(Uaux – 11 V)/0.023 A |
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Overrange |
3.6 ... 23 mA, infinitely adjustable (default range: 3.80 mA ... 20.50 mA) |
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Error signal (e.g. in the event of sensor breakage) |
3.6 ... 23 mA, infinitely adjustable (default value: 22.8 mA) |
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Sample cycle |
0.25 s nominal |
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Damping |
Software filter 1st order 0 ... 30 s (parameterizable) |
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Protection |
Against reversed polarity |
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Electrically isolated |
Input against output (1 kVeff) |
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Measuring accuracy |
|
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Digital measuring errors |
See Table "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 |
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|
> 5 min |
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Error in the analog output (digital/analog converter) |
< 0.1 % of span |
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Error due to internal cold junction |
< 0.5 °C (0.9 °F) |
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Temperature effect |
< 0.1 % of max. span/10 °C (18 °F) |
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Auxiliary power supply effect |
< 0.005 % of span/V |
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Effect of load impedance |
< 0.012 % of span/100 Ω |
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Long-term drift |
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|
|
< 0.02 % of max. span |
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< 0.03 % of max. span |
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|
< 0.04 % of max. span |
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Conditions of use |
|
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Ambient conditions |
|
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Ambient temperature range |
-40 ... +85 °C (-40 ... 185 °F) |
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Storage temperature range |
-40 ... +85 °C (-40 ... 185 °F) |
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Relative humidity |
< 98 %, with condensation |
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Electromagnetic compatibility |
acc. to EN 61326 and NE21 |
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Construction |
|
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Material |
Molded plastic |
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Weight |
50 g (0.11 lb) |
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Dimensions |
See "Dimensional drawings" |
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Cross-section of cables |
Max. 2.5 mm² (AWG 13) |
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Degree of protection to IEC 60529 |
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IP40 |
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IP00 |
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Certificates and approvals |
|
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Explosion protection ATEX |
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EC type test certificate |
PTB 05 ATEX 2040X |
- "Intrinsic safety" type of protection
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II 1 G Ex ia IIC T6/T4
II 2(1) G Ex ib/ia IIC T6/T4 |
- "Operating equipment that is non-ignitable and has limited energy" type of protection
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II 3 G Ex nL IIC T6/T4
II 3 G Ex nA IIC T6/T4 |
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Explosion protection: FM for USA |
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FM 3024169 |
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IS/Cl I, II, III/Div 1/GP ABCDEFG T6, T5, T4
IS/Cl I/ZN 0/AEx ia IIC T6, T5, T4
NI/Cl I, II, III/Div 2/GP ABCDFG T6, T5, T4
NI/Cl I/ZN 2/IIC T6, T5, T4 |
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Explosion protection to FM for Canada (cFMUS) |
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|
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FM 3024169C |
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IS/Cl I/ZN 0/Ex ia IIC T6, T5, T4
NI/Cl I/ZN 2/Ex nAL IIC T6, T5, T4 |
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Software requirements for SIPROM T |
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PC operating system |
Windows ME, 2000 and XP; also Windows 95, 98 and 98 SE, but only in connection with RS 232 modem. |