Multiplexed Cabinet Controller  
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Instruction manual
 
Multifunction controllers for refrigerated multiplexed cabinet applications.
Multi-master devices (XM400/600).
Each slave module can be driven and set through a unique keyboard held by the master unit (XM400/600).
Up to 5 controllers linked for XM400 series and up to 8 for XM600 series.
Internal Real Time Clock.
Integrated electronic expansion valve drive (XM600).
Anti-sweat heater management through a “DEW POINT” (XM600).
Hot Key or Prog tool kit connector for a quick and easy programming.
Display with red LED (13,2 mm high), (10,5mm and icons for CX format).
Standard communication protocol ModBUS-RTU or TTL output
 
Features :
    XM244L   XM460K   XM669K   XM679K
Display : n digits   ± 3 d.p.   on keyboard ± 3 d.p.   on keyboard ± 3 d.p.   on keyboard ± 3 d.p.
Keyboard: push buttons   5   CX640 – T640 – V640: 6   Cx660: 6   Cx660: 6
Power Supply   110, 230Vac   110, 230Vac   12Vac/dc - 24, 110,230Vac   12Vac/dc - 24,
110,230Vac
Probe inputs                
Thermostat   NTC/PTC   NTC/PTC   NTC/PTC/Pt1000 config   NTC/PTC/Pt1000 config
Defrost   NTC/PTC   NTC/PTC   NTC/PTC/Pt1000 config   NTC/PTC/Pt1000 config
Defrost 2   NTC/PTC            
Defrost 3   NTC/PTC            
Defrost 4   NTC/PTC            
Display       NTC/PTC   NTC/PTC/Pt1000 config   NTC/PTC/Pt1000 config
AUX   NTC/PTC       NTC/PTC/Pt1000 config   NTC/PTC/Pt1000 config
Suction pressure   NTC/PTC       NTC/PTC/Pt1000/4÷20mA   NTC/PTC/Pt1000/4÷20mA
Suction temperature   NTC/PTC       NTC/PTC/Pt1000 config   NTC/PTC/Pt1000 config
Digital Inputs                
Start defrost, pressure switch, AUX, generic       2 config   config   3 config
alarm, serious alarm mode, light, ON/OFF,                
holiday                
Energy saving                
Relay outputs                
Compressor   8A   8A   8A   5A
Defrost   8A   20A   16A   16A
Defrost 2   8A            
Defrost 3   8A            
Defrost 4   8A            
Fans   8A   8A   8A   8A
Light       16A   16A   16A
Alarm               8A
AUX               8A
Other                
Hot Key output   pres   pres   pres   pres
Remote display output       X-REP   X-REP   X-REP
Serial Output   TTL   TTL, RS485 opt   Rs485   X-REP
4÷20mA/0÷10V output           opt   opt
12V/30mA/PWM output           opt   opt
Buzzer   opt   on keyboard opt   on keyboard opt   on keyboard opt
Real time clock   opt   opt   pres   pres
Valve driver output up to 30W           pres   pres
 
Multiplexed Cabinet Applications With Controllers In K Format   Accesories
 
 
 
 
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