gefran 3850T Use And Installation Manual page 153

ANALOG
DIGITAL
(*) Note 1 : for TC S valid with T>100°C; for TC B valid with T>200°C
80703B_MHW_2850T/3850T_02-2019_ENG
Accuracy
Conversion time
Protection
Electric insulation
Diagnostics
Number
Voltage
Switch limit
Protection
Electric insulation
Diagnostics
10. TECHNICAL SPECIFICATIONS
TC input (*) Note 1
Calibration: < ±(0,25% of value read in °C + 0,1 °C / 0,2 °F)
Linearisation 1,8 % of value read
Cold joint: < ±1 °C (34,7 °F) at 25 °C (77 °F)
room temperature
Cold joint compensation > 30:1 rejection at room tempera-
ture change
RTD input
Calibration: < ±(0.15% of value read + 0.4 °C / 0,72 °F)
Linearisation: 0.1% of value read
Thermal shift: < ±(0.005% of the value read in °C + 0.015°C
/ 0,072 °F) /°C starting from 25 °C (77 °F) room temperature
Linear inputs:
Calibration: < 0.1% full scale
Thermal shift: < ±0.005% full scale /°C starting from 25 °C
(77 °F) room temperature
CT input
Calibration : <0,5% full scale
Thermal shift : <+/- 0,01% full scale/°C starting from 25°C
(77 °F)
5 ms
Polarity inversion
Power surge: max 1 kV per 1 ms
Channel-bus: 2.0 kV
Module state: LED and software
8
Rated: 24 VDC (according to EN 61131-2 type 1 and type 3)
Max: 32 V, 10 mA
Low level: ≤ 8 VDC
High level: ≥ 11 VDC
Polarity inversion
Power surge: max 1 kV per 1 ms
Channel-bus: 2.0 kV
Module state: LED and software
Channel state: LED and software
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