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4-20ma 644 temperature transmitter
Accuracy |
+ 0.15° C (+0.27° F) for Pt100 RTD (optional 0.10° C (+0.18° F)) |
D/A Accuracy |
+0.03% of span |
Ambient Temperature Effects |
0.003°C per 1.0°C (1.8°F) change in ambient (Pt100 RTD) |
Stability |
.15% of Reading or .15°C for 2 years (optional 0.25% or 0.25°C 5 yr) |
Inputs |
2 x 2-, 3-, and 4-wire RTDs, thermocouple, millivolt, ohm |
Supply Voltage |
12 - 42.2V in HART Protocol (Selectable HART revisions 5 and 7) |
Form Factor |
DIN A Head Mount |
Accuracy |
+ 0.15° C (+0.27° F) for Pt100 RTD |
D/A Accuracy |
+0.03% of span |
Ambient Temperature Effects |
0.003°C per 1.0°C (1.8°F) change in ambient (Pt100 RTD) |
Stability |
0.15% of Reading or .15°C for 2 years |
Inputs |
1 x 2-, 3-, and 4-wire RTDs, thermocouple, millivolt, ohm |
Supply Voltage |
12 - 42.2V in HART Protocol |
Form Factor |
Rail mount |
Accuracy |
+ 0.15° C (+0.27° F) for Pt100 RTD |
Ambient Temperature Effects |
0.003°C per 1.0°C (1.8°F) change in ambient (Pt100 RTD) |
Stability |
.15% of Reading or .15°C for 2 years |
Inputs |
1 x 2-, 3-, and 4-wire RTDs, thermocouple, millivolt, ohm |
Supply Voltage |
9 - 32V in FOUNDATION Fieldbus Protocol |
Form Factor |
DIN A Head Mount |
Accuracy |
+ 0.15° C (+0.27° F) for Pt100 RTD |
Ambient Temperature Effects |
0.003°C per 1.0°C (1.8°F) change in ambient (Pt100 RTD) |
Stability |
.15% of Reading or .15°C for 2 years |
Inputs |
1 x 2-, 3-, and 4-wire RTDs, thermocouple, millivolt, ohm |
Supply Voltage |
9 - 32V in Profibus PA Protocol |
Form Factor |
DIN A Head Mount |
About Us:
Xi'an Yunyi Instrument Co., Ltd. is a professional manufacturer that engaged in the fields of pressure measurement instrument, the chief engineer Mr Tian has more than 30 years on this area, he is one of the engineers who introduced the Rosemount technology. We specializing in developing high precision pressure transmitter and pressure gauges. And we also develop temperature transmitter, level transmitter, densitometer etc. They are widely used in chemical, petroleum, paper, electricity, city gas, environmental protection, water treatment and other fields.
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