Rectifier MCSU-4 - Page 23

Installation, Operation and Technical Manual Rectifier Technologies
158-1872-01 19 19-Feb-14
Figure 4.12 MUIB2 Connection Diagram and Connector Legend
16 way ribbon cable
to MCSU-2
34 way ribbon cable
to MCSU-2
Conn #
Conn Label
Class
Comments
X1
MCSU-4
Anal/Dig
34-way ribbon cable to MCSU-4
X2
RELAY 1
Digital
Dummy load on 110V systems, not used on other systems
RELAY 2
“
Cabinet Fan control for RT4 or RT5 systems
RELAY 3
“
SMR HVSD Alarm
RELAY 4
“
Activated by any alarm condition
RELAY 5
“
SMR switched off (for any reason)
X17
BAT. TEMP.
Analog
Temp. Transducer
X18
AMB. TEMP.
Analog
Temp. Transducer
X22
C.B. TRIP
Digital
Aux contact from load CBs
X32
1 PHASE AC
Anal/Dig
Not used with MCSU-4
X129
BAT1-Current
Analog
Batt 1 Current Transducer
X115
BAT2-Current
Analog
Batt 2 Current Transducer
X103
BAT3-Current
Analog
Batt 3 Current Transducer
X89
BAT4-Current
Analog
Batt 4 Current Transducer
X23
BAT. SW.
Digital
Aux contact from Batt. CBs
X33
USER 1
Digital
User defined input; isolated aux. contact
X34
USER 2
Digital
Requires special software to define
X44
USER 3
Digital
“ “
X45
USER 4
Digital
“ “
X28
AN 1
Analog
Spare analog I/P - 0 to 5VDC (Requires special software)
X31
AN 2
Analog
Spare analog I/P - 0 to 5VDC (Requires special software)
X64
LVDS Aux
Digital
Aux contact from LVDS contactor
X65
LVDS Coil
Digital
Drive for contactor or similar
X50
POWER I/P
Analog
System voltage sensing & DC power input for MCSU-4
X76
LOAD-Current
Analog
Load Current Transducer
X180
MCSU
Anal/Dig
16-Way ribbon cable to Aux Port
X179
NEXT UNIT
Anal/Dig
16-Way ribbon cable to Aux Port