Coldroom Temperature Controller

Specifications:

• Microcontroller based
• Cold room temperature display four digit
• Time Totaliser to measure motor on time in six digits, HHHH.MM
• Supply: 220 V Ac, 50Hz
• Input: (1)RTD PT-100 for cold room & (2) RTD PT-100 for Auxiliary fan
• Output: (1) Relay Contact for Motor, (2) Relay contact for Fan, (3)Relay Contact for Heater, (4)Buzzer Output & (5) Auxiliary fan Relay contact
• High-pressure input & Low-pressure input sensing
• Cooling control
• Temperature as per range adjustable in set mode.
• Alarm setting 0 to +25.0 or -25.0c with respect to set temperature
• Alarm with mute facility by Mute key
• Cold room temperature Hysteresis (Difference) 0.2 to 20.0c adjustable
• Password facility for configuration mode to avoid unauthentic entry
• Delay Time 1 to 250 second adjustable
• Defrost on Time: 0 to 999 Minute adjustable, to bypass defrost cycle set defrost on time = 0000
• Defrost off Time: 1 to 9999 Minute adjustable
• Heater delay setting: 4 to 250 second
• Fan delay setting: 1 to 250 second
• Auxiliary fan temperature setting: -50.0 to 100.0c
• Auxiliary fan temperature Hysteresis (Difference) 0.2 to 20.0c adjustable
• Open display if Rtd ( Sensor ) break
• All Relay trip & give an alarm if Rtd break or open
• Defrost on/off can be done manually with Defrost key.
• Heater on/off can be done manually with Heater Key
• Heater off after 10 minutes automatically
• Cold room temperature indication error correction by front key
• Auxiliary fan temperature indication error correction by front key
• Time Totaliser reset facility
• Auxiliary fan temperature indication by pressing increment key

Additional Information:

• Item Code: Coldroom_Controller