4 Electrical connection
30
4.4.6
RS232/RS485 interface
4.4.7
Voltage supply
Version
Connection element.Pin / Assign-
ment
Connection element
RS232
9-pin SUB-D socket
(switchable to RS485)
3.2 / RxD (received data)
3.3 / TxD (transmission data)
3.5 / GND (ground)
RS485
9-pin SUB-D-socket
(switchable to RS232)
3.3 / TxD+/RxD+ (transmission/
received data +)
3.5 / GND (ground)
3.8 / TxD-/RxD- (transmission/
received data -)
6 7 8 9
2 3 4 5
1
Version
Connection element.Terminal /
Assignment
Terminals and connection symbol
AC 110 to 240 V +10/-15 %,
48 to 63 Hz
or
AC/DC 20 to 30 V, 48 to 63 Hz
Observe order details!
5.L1 / Line conductor (for DC: posi-
tive terminal L+)
5.N / Neutral conductor (for DC: neg-
ative terminal L-)
5.PE / Protection conductor
PE
L1
N
PE
L1
N
(L+) (L-)