Multi-Tech Systems 7500 - Manual (Page 160)

Standard Model ION 7500 / ION 7600 User’s Guide
Page 160 Chapter 6 - Hardware Reference
Standard Model
+
_
SHORTING BLOCK or TEST BLOCK
3~ VOLTAGE INPUTS 3~ CURRENT INPUTS
V
3
V
4
V
ref
I
11
I
12
I
21
I
22
I
31
I
32
I
41
I
42
I
51
V
1
V
2
I
52
S
C
O
M
S
1 S
2 S
3 S
4 S
5 S
6 S
7 S
8 D3
- +
D2
- +
D1
- +
D4
- +
DIGITAL INPUTS DIGITAL OUTPUTS
V+ (30 V max)
Relay
I/O Expansion Card
Backplate
Communications Card
Backplate
Power Supply
Relays
G N
_
L +
Rear View of Meter
R
11
R
12
R
13
R
21
R
22
R
23
R
31
R
32
R
33
External Dry Contacts
(polarity for SSR
contacts shown)
Current Inputs
see page 175
Power Supply
see page 174
I/O Expansion Card
see page 178
Digital Inputs
see page 169
Communications Card
see page 177
Digital Outputs
see page 170
Voltage Inputs
see page 174