Input | |
Resistance thermometer | |
Measured variable | Temperature |
Sensor type | |
| Pt25 … Pt1000 |
- To JIS C 1604; a = 0.00392 K-1
| Pt25 … Pt1000 |
| Ni25 … Ni1000 |
| over special characteristic (max. 30 points) |
Sensor factor | 0.25 ... 10 (adaptation of the basic type, e.g. Pt100 to version Pt25 ... Pt1000) |
Units | °C or °F |
Connection | |
| 1 resistance thermometer (RTD) in 2-wire, 3-wire or 4-wire system |
- Generation of average value
| 2 identical resistance thermometers in 2-wire system for generation of average temperature |
| 2 identical resistance thermometers (RTD) in 2-wire system (RTD 1 – RTD 2 or RTD 2 – RTD 1) |
Interface | |
| Parameterizable line resistance ≤ 100 Ω (loop resistance) |
| No balancing required |
| No balancing required |
Sensor current | ≤ 0.45 mA |
Response time | ≤ 250 ms for 1 sensor with open-circuit monitoring |
Open-circuit monitoring | can be switched off |
Short-circuit monitoring | can be switched off (value is adjustable) |
Measuring range | Parameterizable (see table "Digital measuring errors") |
Min. measured span | 10 °C (18 °F) |
Characteristic curve | Temperature-linear or special characteristic |
Resistance-based sensors | |
Measured variable | Actual resistance |
Sensor type | Resistance-based, potentiometers |
Units | Ω |
Connection | |
| 1 resistance-based sensor (R) in 2-wire, 3-wire or 4-wire system |
- Generation of average value
| 2 resistance-based sensors in 2-wire system for generation of average value |
| 2 resistance thermometers in 2-wire system
(R1 – R2 or R2 – R1) |
Interface | |
| Parameterizable line resistance ≤ 100 Ω (loop resistance) |
| No balancing required |
| No balancing required |
Sensor current | ≤ 0.45 mA |
Response time | ≤ 250 ms for 1 sensor with open-circuit monitoring |
Open-circuit monitoring | can be switched off |
Short-circuit monitoring | can be switched off (value is adjustable) |
Measuring range | Parameterizable, max. 0 ... 2200 Ω (see Table "Digital measuring errors") |
Min. measured span | 5 Ω ... 25 Ω (see Table "Digital measuring errors") |
Characteristic curve | Resistance-linear or special characteristic |
Thermocouples | |
Measured variable | Temperature |
Sensor type (thermocouples) | |
| Pt30Rh-Pt6Rh to DIN IEC 584 |
| W5 %-Re acc. to ASTM 988 |
| W3 %-Re acc. to ASTM 988 |
| NiCr-CuNi to DIN IEC 584 |
| Fe-CuNi to DIN IEC 584 |
| NiCr-Ni to DIN IEC 584 |
| Fe-CuNi to DIN 43710 |
| NiCrSi-NiSi to DIN IEC 584 |
| Pt13Rh-Pt to DIN IEC 584 |
| Pt10Rh-Pt to DIN IEC 584 |
| Cu-CuNi to DIN IEC 584 |
| Cu-CuNi to DIN 43710 |
Units | °C or °F |
Connection | |
| 1 thermocouple (TC) |
- Generation of average value
| 2 thermocouples (TC) |
| 2 thermocouples (TC) TC1 – TC2 or TC2 – TC1) |
Response time | ≤ 250 ms for 1 sensor with open-circuit monitoring |
Open-circuit monitoring | can be switched off |
Cold junction compensation | |
| With integrated Pt100 resistance thermometer |
| With external Pt100 IEC 60571 (2-wire or 3-wire connection) |
| Cold junction temperature can be set as fixed value |
Measuring range | Parameterizable (see table "Digital measuring errors") |
Min. measured span | Min. 50 ... 100 °C (90 ... 180 °F) (see table "Digital measuring errors") |
Characteristic curve | Temperature-linear or special characteristic |
mV sensor | |
Measured variable | DC voltage |
Sensor type | DC voltage source (DC voltage source possible over an externally connected resistor) |
Units | mV |
Response time | ≤ 250 ms for 1 sensor with open-circuit monitoring |
Open-circuit monitoring | can be switched off |
Short-circuit monitoring | can be switched off (value is adjustable) |
Measuring range | -10 ... +70 mV
-100 +1100 mV |
Min. measured span | 2 mV or 20 mV |
Overload capability of the input | -1.5 ... +3.5 V DC |
Input resistance | ≥ 1 MΩ |
Characteristic curve | Voltage-linear or special characteristic |
Output | |
Output signal | 4 ... 20 mA, 2-wire |
Auxiliary power supply | 11 ... 35 V DC (to 30 V with EEx) |
Max. load | (Uaux – 11 V)/0.023 A |
Overrange | 3.6 ... 23 mA, infinitely adjustable (default range: 3.80 mA ... 20.50 mA) |
Error signal (e.g. in the event of sensor breakage) | 3.6 ... 23 mA, infinitely adjustable (default value: 22.8 mA) |
Sample cycle | 0.25 s nominal |
Damping | Software filter 1st order 0 ... 30 s (parameterizable) |
Protection | Against reversed polarity |
Electrically isolated | Input against output (1 kVeff) |
Measuring accuracy | |
Digital measuring errors | See Table "Digital measuring errors" |
Reference conditions | |
| 24 V ± 1 % |
| 500 Ω |
| 23 °C |
| > 5 min |
Error in the analog output (digital/analog converter) | < 0.1 % of span |
Error due to internal cold junction | < 0.5 °C (0.9 °F) |
Temperature effect | < 0.1 % of max. span/10 °C (18 °F) |
Auxiliary power supply effect | < 0.005 % of span/V |
Effect of load impedance | < 0.012 % of span/100 Ω |
Long-term drift | |
| < 0.02 % of max. span |
| < 0.03 % of max. span |
| < 0.04 % of max. span |
Conditions of use | |
Ambient conditions | |
Ambient temperature range | -40 ... +85 °C (-40 ... 185 °F) |
Storage temperature range | -40 ... +85 °C (-40 ... 185 °F) |
Relative humidity | < 98 %, with condensation |
Electromagnetic compatibility | acc. to EN 61326 and NE21 |
Construction | |
Material | Molded plastic |
Weight | 50 g (0.11 lb) |
Dimensions | See "Dimensional drawings" |
Cross-section of cables | Max. 2.5 mm² (AWG 13) |
Degree of protection to IEC 60529 | |
| IP40 |
| IP00 |
Certificates and approvals | |
Explosion protection ATEX | |
EC type test certificate | PTB 05 ATEX 2040X |
- "Intrinsic safety" type of protection
| 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
| II 3 G Ex nL IIC T6/T4
II 3 G Ex nA IIC T6/T4 |
Explosion protection: FM for USA | |
| FM 3024169 |
| 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 |
Explosion protection to FM for Canada (cFMUS) | |
| FM 3024169C |
| IS/Cl I/ZN 0/Ex ia IIC T6, T5, T4 NI/Cl I/ZN 2/Ex nAL IIC T6, T5, T4 |
Software requirements for SIPROM T | |
PC operating system | Windows ME, 2000 and XP; also Windows 95, 98 and 98 SE, but only in connection with RS 232 modem. |