IMP Pumps NMTC module - Manual (Page 7)

7
Mode selection switch
Adjustment
10 position rotary
switch
Position read at power-on.
Used for relay configuration and module
configuration reset.
Analog signals (SET1, SET2, SET3)
Input voltage range
-1..32VDC When used as input.
Output voltage
range
0..12V
When used as output. 5mA max. load allowed
per output.
Input resistance ~100k 0.5mA load is added for most configurations.
Output current sink
range
0..33mA (4-20mA) Current sink to COM if configured as output.
Relay specifications
Connection type
Screwless terminals
Rating
-
230 VAC, 3 A, AC1
-
32 VDC, 3 A
Potential free changeover contact.
3 Module layout
Modbus signal
SET3 / FB
SET2 / MAX
COM / 0V
SET1 / RUN
A/D +
B/D -
NC
C
NO
RS-485
LED2 / ACT
LED1 / LINK
ETHERNET
MODE 2 1
34
5678
9
0
MAX RUN
ALARM
Figure 1: Typical module connection