Analog Inputs - Cmf160 Indicator - ABB ControlMaster CM15 User Manual

ControlMaster CM15 and CMF160
Universal process indicator
4.5.4 Analog Inputs – CMF160 Indicator
Transmitter PSU
Analog
Input 2
Analog
Input 1
CJ***
A
B
LK3
* Using internal transmitter 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.
3-lead RTD: 3 leads must have equal resistance, not exceeding 20  each.
Note.
Fig. 4.17 Standard Analog Inputs (1 and 2) – CMF160 Indicator
IM/CM/I–EN Rev. P
1
/ DIN
8
6
mA, mV, V,
Digital Input
****
5
4
3
2
1
4-lead RTD
THC
THC**
2-lead RTD
3-lead RTD
+ Resistance
Milliamps*
mA
mV
V
****
Digital Input
Milliamps*
4 Installation
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