ControlMaster CM30, CM50 and CMF310
Universal process controllers,
1
/4,
1
/2 DIN and fieldmount 4 Installation
IM/CM/ED–EN Rev. X 17
4.6.2 CM50 Electrical Connections
Fig. 4.15 CM50 Electrical Connections
+
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
+
+
+
24
25
26
27
28
29
30
31
32
33
34
35
+
19
20
21
22
23
36
37
38
39
40
41
+
+
Rear View Rear View
Digital Output + External
Tx PSU
Digital Input / Output 5
Digital Input / Output 6
Digital Input / Output –
Digital Input / Output 3
Digital Input / Output 4
Relay Output 3
Relay Output 4
Analog Output 2
Comms*
Option Board 1Standard Connections
**
C
**
C
Analog Input 4
Analog Input 3
* Refer to rear panel for MODBUS connections
** N/O (factory default) or N/C contact selection made via internal jumper links – see page 13
*** 200 mA Type T fuse (mains AC) or 2 A Type T fuse (120 V DC max.) and external isolating switch. For
UL-marked controllers the fuse must be UL recognized.
**** Provides 24 V digital output (observe + and – connections)
Analog Input 1
Analog Input 2
Neutral
Line***
100 to
240 V AC
10 W
10 to
36 V DC
Digital Output + External
Digital Input / Output 1
Digital Input / Output 2
Digital Input / Output –
Analog / Digital
Output 1****
Relay Output 1
Relay Output 2
**
C
**
C
TX PSU