ControlMaster CM10, CM30 and CM50
Universal process controllers,
1
/8,
1
/4 and
1
/2 DIN 4 Installation
IM/CM/S–EN Rev. R 17
4.5.3 CM50 Electrical Connections
Fig. 4.9 ControlMaster CM50 Electrical Connections
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
Option Board 1
**
C
**
C
Analog Input 1
Analog Input 2
Comms*
Standard Connections
Neutral
Line***
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
*Refer to rear panel for
MODBUS connections
**N/O (factory default) or N/C
contact selection made via
internal jumper links – see
page
12
***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 3
Analog Input 4
100 to
240 V AC
10 W
10 to
36 V DC