ProMinent DULCOMETER diaLog DACb Assembly And Operating Instructions Manual page 53

9.4.5.6 Module: 2x mA inputs. Part number 734126
Belegungsvarianten
Passiv
Fig. 28: Module: 2x mA inputs. Part number 734126
Aktiv, 2-Leiter
Connectible conductor:
XE1, XE2: see terminal type 4
(plug-in terminal):' on page 42
A module for the measurement of sensor signals from a 2-wire
sensor, e.g. for chlorine, bromine or peracetic acid (PES), and pH
and ORP via the pH transmitters, pHV1, part number 809126, and
ORP, RHV1, part number 809127.
For use with ProMinent 2-wire transmitters and sensors with 2-
n
wire mA interface.
Processing of active mA signals (type of connector: current
n
source).
Driver voltage: 24 V DC.
n
Max. current 50 mA.
n
Input switches off at 70 mA.
n
Protection against reverse polarity and overvoltage up to max.
n
30 V DC.
Maximum cable length: 30 m, limited by the EMC specification.
n
Connect sensor 1 to terminal XE1 pin 2 and pin 3 with the control
cable. Connect sensor 2 to terminal XE2 pin 2 and pin 3 with the
control cable.
Control cable LiYY 2 x 0.25 mm
Assembly and installation
Aktiv, 3-Leiter
Ä Chapter 9.4.4.4 'Terminal type 4
2 , Ø 4 mm, part number 725122.
mA-Eingang
A2412
53