NECTOR
Page
12
OPERATION AND MAINTENANCE MANUAL
Rev. 03-21
FUNCTIONS MANAGED BY NECTOR
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Direct compressor management, defrosting resistors, evaporator fans, cell light.
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Display and adjustment of the cell temperature with decimal point.
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Humidification function with dedicated 4-20mA humidity probe.
-
Probe display menu (Ambient temperature probe, evaporator temperature probe,
Datalogger temperature probe, second evaporator temperature probe or product
temperature probe, humidity probe or pressure probe).
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Recording of seven independent digital inputs.
-
Activation/deactivation of system control.
-
System
alarm
signalling:
probe
errors,
minimum
and
maximum
ambient
temperature/datalogger alarm, differentiated protections for the compressor (thermal,
pressure switch, low or high pressure, oil pressure switch), man in cell alarm, low battery
alarm, door open alarm, cell light alarm, condenser and evaporator fans alarms in display
only.
-
Evaporator fan management on/off or with speed adjustment with 0-10V output.
-
Automatic and manual defrost management (static, resistance, hot gas or thermostatic
resistance).
-
Intelligent defrost management to optimise consumption.
-
Real time clock for defrosting.
-
Direct management of the hot gas defrosting solenoid.
-
Double evaporator management with double defrost end probe.
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Emergency operation (in case of faulty ambient probe).
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Pump-down operation.
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Configurable cold / hot mode.
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Day/night mode (energy saving).
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Management and direct control of motor compressor unit up to 2HP with clean contacts.
-
Cell light activation with button on the panel or via micro-port.
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Password function for managing of 4 levels of access to the instrument parameters.
-
2 Auxiliary relays with activation configurable by parameter.
-
Temperature recording and temperature alarms with data availability up to two years
(instrument compliant with the standard EN 12830).
-
Instant recording of alarm events and digital inputs.
-
RS485 for connection to the TeleNET or Modbus
–RTU monitoring / supervision network.
-
USB slot for downloading data.
FUNCTIONALITY
3.1
