Input | |
Resistance thermometer | |
Measured variable | Temperature |
Sensor type | PT100 to IEC 60751 |
Characteristic curve | Temperature-linear |
Type of connection | 2-, 3- or 4-wire circuit |
Resolution | 14 bit |
Measuring accuracy | < 0.25 °C (0.45 °F) |
Repeatability | < 0.1 °C (0.18 °F) |
Measuring current | Approx. 0.4 mA |
Measuring cycle | < 0.7 s |
Measuring range | -60 ... +160 °C (-76 ... +320 °F) |
Span | 25 ... 220 °C (45 ... 396 °F) |
Unit | °C or °F |
Offset | Programmable:
-100 ... +100 °C (-180 ... +180 °F) |
Line resistance | Max. 20 О© (total from feeder and return conductor) |
Noise rejection | 50 and 60 Hz |
Output | |
Output signal | 4 ... 20 mA, two-wire |
Auxiliary power | 8.5 ... 36 V DC (30 V for Ex) |
Max. load | (Uaux – 8.5 V)/0.023 A |
Overrange | 3.6 ... 23 mA, infinitely adjustable (factory setting: 3.84 ... 20.5 mA) |
Error signal (in the event of sensor breakage) | 3.6 ... 23 mA, infinitely adjustable (factory setting: 3.6 mA or 22.8 mA) |
Damping time | 0 ... 30 s |
Protection | Against reverse polarity |
Resolution | 12 bit |
Accuracy at 23 °C (73.4 °F) | < 0.1 % of span |
Temperature effect | < 0.13 %/10 °C (0.13 %/18 °F) |
Effect of auxiliary power | < 0.02 % of span/V |
Effect of load impedance | < 0.055 % of max. span/100 О© |
Long-term drift | - < 0.025 % of max. span in the first month
- < 0.035 % of max. span after one year
- < 0.05 % of max. span after 5 years
|
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 | According to EN 61326 and NAMUR NE21 |
Design | |
Weight | 42 g |
Dimensions | See dimensional drawing |
Material | 316L stainless steel |
Degree of protection according to IEC 60529 | |
| IP67 |
Software requirements for SIPROM T | |
PC operating system | Windows ME, 2000 and XP; also Windows 95, 98 and 98SE, but only in connection with RS232 modem |
Factory setting: | |
- Pt100 (IEC 751) with 3-wire system
- Measuring range: 0 ... 100 °C (32 ... 212 °F)
- Error signal in the event of sensor breakage: 22.8 mA
- Sensor offset: 0 °C (0 °F)
- Damping 0.0 s
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