Specifications

Maxiva ULX Series
November 11, 2013
4‐7
888‐2628‐300 WARNING:Disconnectprimarypowerpriortoservicing.
Copyright©2013,HarrisBroadcast
TheRFdetectorinputsonthebackoftheRFDetector/PumpControl/InterlockscardaregiveninTable4‐2.
Table4‐2DetectorInputsonRFDetector/PumpControl/InterlocksCard
Table4‐1RFDetector/PumpControl/InterlocksCardConnectorJ3Pinout
Pin Signal Description
1 CABINET_SAFETY_INTLK Input‐Activehigh,cabinetsafetyinterlock
2 CABINET_RF_MUTE_INTLK Input‐Activehigh,cabinetRFmuteinterlock
3 SYSTEM_SAFETY_INTLK Input‐Activehigh,systemsafetyinterlock
4 SYSTEM_RF_MUTE_INTLK Input‐Activehigh,systemRFmute
5 PUMP_ON_CMD Output‐Activehightoturnonselectedpump
6 PUMP_SWITCH_CMD Output‐PulsedactivehightoswitchbetweenpumpsAandB
7 PUMP_INTLK Output,activehigh
8 COOLANT_FAULT Input‐connecttoopendrainorrelaycontacts.Activelow20mAsink.
9 COOLANT_WARN Input‐connecttoopendrainorrelaycontacts.Activelow,20mAsink.
10 PUMP_A_STATUS Input‐connecttoopendrainorrelaycontacts.Activelow20mAsink.
11 PUMP_B_STATUS Input‐connecttoopendrainorrelaycontacts.Activelow20mAsink.
12 PUMP_RMT/LOCAL)_STATUS
Input‐connecttoopendrainorrelaycontacts.Activelow20mAsink.
Remote=High,Local=Low
13 EXT_VDD +12Vdcvoltagesuppliedbypump.
14‐17 GND
18‐25 GNDB
Pin Signal Description
1 NC(analog)
CABFWD(digital)
Notconnectedforanalogapplications.
Cabinetforwardfordigitalapplications.
2 CABREF CabinetreflectedsamplefromdirectionalcouplerDC1atcombineroutput.
3 NC(analog)
SYSFWD(digital)
Notconnectedforanalogapplications.
Systemforwardfordigitalapplications.
4 SYSREFL SystemreflectedsamplefromcustomerI/OboardJ16attopoftransmitter.
5 REJ1 RejectsamplefromoncustomerI/OboardJ19attopoftransmitter.
6 REJ2 RejectsamplefromoncustomerI/OboardJ20attopoftransmitte.r
7 REJ3 RejectsamplefromoncustomerI/OboardJ21attopoftransmitter.