Gossen MetraWatt A2000 - Electrical Connections and Circuits; Wiring Diagrams and Terminal Assignments

40 GMC-I Messtechnik GmbH
5 Electrical Connections and Circuits
Relay 1
Relay 2 I1 I2 I3
kl kl kl
NL1L2L3
51 52 53 55 56 57 1 3 4 6 7 9 11 2 5 8 13 14 15
46 45 44 43 42 41 38 37 35 33 31 24 23 22 21 20
Power supply
(see specified
values on 
serial plate)
N 115V 230V

±10% 45...65 Hz
20...69 V 
20...72 V
73...264 V 
73...276 V
Power supply 
max. 15 VA
13 14 15
20... 27 V 
20... 36 V
LOCK
ON
OFF
U I U I U I U I
Analog output 
configuration, 
in this example:
A1: U (U=on, I=off)
A2: I (U=off, I=on)
A3: U (U=on, I=off)
A4: I (U=off, I=on)
RS-232
RS-485
LON
TxD
RxD
CBA
Analog
Output
A1 A2 A3 A4
Sync.
S01
S02
+
Input
Pulse
Output
BA
Design with 2 or 4 analog outputs and serial interface RS-232 and RS-485 or LON