• Multi-master devices
• Possibility to link up to eight devices
• Possibility to drive and set slave modules through a single keyboard connected to the master unit
• Integrated stepper electronic expansion valve driver
• Internal real-time clock
• Anti-sweat heater management through the dew point value
• Virtual probe management
• RS485 output with ModBus protocol
• Hot Key or Prog tool kit connector for a quick and easy programming
| FEATURES | XM679K | XM678D |
| Display: n° digits | on keyboard ± 3 d.p. | on keyboard ± 3 d.p. |
| Keyboard push buttons |
CX660 : 6 T620T : Touch Screen Keyboard |
CX660 : 6 T620T : Touch Screen Keyboard |
| Power supply | 110, 230Vac | 24Vac |
| Probe inputs | ||
| Defrost | NTC, Pt1000 | NTC, Pt1000 |
| Display | NTC, Pt1000 | NTC, Pt1000 |
| Thermostat | NTC, Pt1000 | NTC, Pt1000 |
| AUX | NTC, Pt1000 | NTC, Pt1000 |
| Suction pressure | NTC/Pt1000/4-20mA/0-5V | NTC/Pt1000/4-20mA/0-5V |
| Condesing pressure | NTC, Pt1000 | NTC, Pt1000 |
| Digital inputs | ||
| Start defrost, pressure switch, AUX, generic alarm, serious alarm mode, light, ON/OFF, holiday | 3 config | 3 config |
| Relay outputs | ||
| Compressor | 5A | 5A |
| Defrost | 16A | 16A |
| Light | 8A | 8A |
| Fans | 8A | 8A |
| Alarm | 8A | 8A |
| AUX | 8A | 8A |
| Other | ||
| Hot Key / Programming Tool Kit | present | present |
| Real Time Clock | present | present |
| Remote display output | X-REP | X-REP |
| Serial output | RS485 optional | RS485 optional |
| 4-20mA/0-10V output | optional | optional |
| PWM output | optional | optional |
| Buzzer | on Keyboard | on Keyboard |
| Connection kit | XM-FC21 | XM-FC26 |
| Valve driver output | ON/OFF up to 30W | stepper |
XM679K Advanced multifunction controller for N.T. And L.T.
Ventilated applications with auxiliary and alarm outputs and on/off
XM678D Advanced multifunction controller for NT and LT
Ventilated applications with stepper valve management
