Operating instructions
W3G450-ZI07-H1
Translation of the original operating instructions
4.4 Connection diagram
No.
Conn.
Designation
Function/assignment
1
PE
Protective earth
2
PE
Protective earth
3
N
Power supply, neutral conductor
4
-
not used
5
L
Power supply, phase
6
NC
Status relay, floating status contact, break for failure, contact rating 250 VAC / 2 A (AC1) / min. 10 mA; basic
insulation on supply side and reinforced insulation on control interface side
7
COM
Status relay, floating status contact, common connection, contact rating 250 VAC / 2 A (AC1) / min. 10 mA;
basic insulation on supply side and reinforced insulation on control interface side
8
GND
Reference ground for control interface, SELV
9
RSA
RS485 interface for MODBUS, RSA; SELV
10
RSB
RS485 interface for MODBUS, RSB; SELV
11
0-10 V
Analog input (set value) SELV, 0-10 V, Ri = 100 kΩ, adjustable curve
12
+10 V
Fixed voltage output 10 VDC, SELV, +10 V ±3%, max. 10 mA, short-circuit-proof, power supply for external
devices (e.g. pot)
Item no. 57958-5-9970 · ENU · Change 244915 · Approved 2022-01-12 · Page 11 / 14
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