HELIX GRANVILLE-PHILLIPS Convectron ATM Instruction Manual page 19

Figure 2-4 Analog male I/O connector on module end panel
11–26 V power input 3
Setpoint 2 adjust 2
Setpoint 1 adjust 1
Figure 2-5 RS–485 male I/O connector on module end panel
11–26 V power input 3
®
Convectron ATM Vacuum Gauge Module Instruction Manual
Analog output 5
Power ground 4
10 Relay 1 normally open
9 No connection
8 No connection
7 Diaphragm zero adjust
6 Signal ground
No connection 5
Power ground 4
RS–485 B line 2
RS–485 A line 1
10 Relay 1 normally open
9 Relay 4 normally open
8 RS–485 ground
7 Relay 3 common
6 Relay 3 normally open
15 Relay 1 common
14 Relay 1 normally closed
13 Relay 2 normally closed
12 Relay 2 common
11 Relay 2 normally open
15 Relay 1 common
14 Relay 4 common
13 No connection
12 Relay 2 common
11 Relay 2 normally open
Installation
11