5 Bottom Blowdown
04.09.2016 Mk8 MM Expansion Features Installation and Set-Up Guide Page 91
Terminal Description
L Live
N Neutral
E Earth
RS485 + Connection MM terminal 5T+
RS485 - Connection MM terminal 5T-
S Screen at module
MB Manual blowdown
RESET Reset bottom blowdown module error
OPEN COM/NO Volt-free connection for open position
CLOSE COM/NO Volt-free connection for closed position
VIN Voltage 0-10V input for steam production rating (standalone use)
IIN Current 4-20mA input for steam production rating (standalone use)
0V Common for terminals VIN or IIN
VOUT Voltage 0-10V output for bottom blowdown valve position
0V Common for terminals VOUT or IOUT
- 0V supply to servomotor from MM
W Signal from servomotor indicating position
+ +5V supply to servomotor from MM
GND Ground/earth
24 +24V supply to servomotor from battery
0 +0V supply to servomotor from battery