ECKELMANN WRG 3010 E, Инструкция по эксплуатации, Страница: 80 / 113

Firmware V1.4 20.05.2021 80/113
Pt1000
Terminal No.
Function
4-wire technology * - calibratable
1, 2, 3, 4 AT (outside temperature)
5, 6, 7, 8 --
* The analogue inputs can also be used in 2-wire technology by bridging the terminals V+ with + or - with -V:
2-wire technology - calibratable
9, 10 T CO2 on HT
11, 12 T CO2 on LT
13, 14 T CO2 off LT
15, 16 T CO2 off HT
17, 18 T H2O Backl. LT
19, 20 T H2O flow LT
21, 22 T H2O return HT
23, 24 T H2O flow HT
25, 26 T H2O return Air conditioning
27, 28 T H2O flow Air conditioning
29, 30 T Buffer HT upper
31, 32 T Buffer HT lower
33, 34 LWP defrost sensor
Note: The use of temperature sensors in 2-wire technology leads to large measuring errors at long
distances, which can be compensated if necessary; for details see calibration of Pt1000 temperature
sensors .
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