ABB ControlMaster CM30 User Manual

ControlMaster CM30, CM50 and CMF310
Universal process controllers,
1
/4,
1
/2 DIN and fieldmount 4 Installation
IM/CM/ED–EN Rev. X 21
4.6.6 Analog Inputs – CMF310 Controllers
* Using internal power supply
** Analog Input 2 can be used only with THC inputs if Analog Input 1 is also used as a THC input.
*** To connect the CJ, put LK3 into position B. To disconnect the CJ put LK3 into position A.
**** For mA input types, to ensure loop continuity when the CMF310 controller (or CMF160 indicator) is switched off, fit
a 2V7 Zener diode
Note. 3-lead RTD: 3 leads must have equal resistance, not exceeding 20  each.
Fig. 4.20 Analog Inputs (1 and 2) – CMF310 Controllers
1
2
3
LK3
4
5
6
A
B
Transmitter PSU
Analog
Input 2
Analog
Input 1
THC**
****
mA, mV, V,
Digital Input
THC
3-lead RTD
2-lead RTD
+ Resistance
4-lead RTD
Milliamps*
Milliamps*
****
mA
mV
V
Digital Input
CJ***

ABB ControlMaster CM30 Specifications

General

Brand	ABB
Model	ControlMaster CM30
Category	Controller
Language	English