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TYPICAL DIGITAL INPUTS
(Voltage Free Contacts by other)
DEVICE DISABLE
NOTE:
UNIT DISABLE
ALL DIGITAL INPUTS:-
Rated at:
AFTER HOURS
24V (AC or DC)
TIMECLOCK
SENSOR
P+
P-
Screen MUST be
connected at both
C+
the Control Station
and the Controller
C-
SHLD
NOTE : "Com" = COMMON
"NO" = NORMALLY OPEN CONTACTS
* OPEN JUMPER 1 ON THE CONTROL STATION. (JP1 REV)
* Note if no Time Clock is used a Link must be made between +12V & DI1+ and between GND & DI1-.
* MAXIMUM CABLE LENGTH BETWEEN THE CONTROL STATION & CONTROLLER IS 50 METRES.
TYPICAL DIGITAL INPUTS
(Voltage Free Contacts by other)
DEVICE DISABLE
NOTE:
UNIT DISABLE
ALL DIGITAL INPUTS:-
Rated at:
AFTER HOURS
24V (AC or DC)
TIMECLOCK
SENSOR
P+
P-
Screen MUST be
connected at both
C+
the Control Station
and the Controller
C-
SHLD
NOTE : "Com" = COMMON
"NO" = NORMALLY OPEN CONTACTS
* CLOSE JUMPER 1 ON THE CONTROL STATION
* IN THIS MODE RELAYS 4 & 5 ENERGISE TOGETHER.
* Note if no Time Clock is used a Link must be made between +12V & DI1+ and between GND & DI1-.
* MAXIMUM CABLE LENGTH BETWEEN THE CONTROL STATION & CONTROLLER IS 50 METRES.
STANDARD CONNECTION
REVERSE CYCLE CONNECTION
© MASS ELECTRONICS Pty Ltd 2005
.
(JP1 REV)
Page 5
DS 2.72 - MS1-05 - Microcontroller
August 2013
AC Supply - Heat
Heat 2
N
Heat 1
N
AC Supply - Cool
Cool 1
N
Cool 2
N
AC Supply - Fan
Fan
N
Earth
Neutral
240VAC Supply
AC Supply
Reversing
N
Valves
Compressor
N
1
Compressor
N
2
AC Supply - Fan
Fan
N
Earth
Neutral
240VAC Supply
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