Siemens 9330 Manual De Usuario
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Standard Model
9300 Series User’s Guide
Page 144
Chapter 7 - Hardware Reference
Standard Model
S1 S2 S3 S4
C
RS-485 bus
Dry Contacts / Switches
Ports
31
22
21
12
11
V
1
V
2
V
3
L2
N
G
L
D3 D2 D1 C
SH
SH
+
+
-
-
D4
COM2
COM1
DIGITAL PORTS
32
V
REF
L1
+
+
+
+
SHORTING BLOCK or TEST BLOCK
V+ (Max. 30V)
Relays
Current Inputs
Power Supply
Rear View of Meter
Communications
Digital Ports
Voltage Inputs
see page 155