LAE

MTCR-6000

MTCR Series • Refrigeration Controller

Type Refrigeration

Application Multi-Zone Cold Room

Probe Inputs 12

Relay Outputs 12

Communication RS485 Modbus RTU / Ethernet

Panel Size 144x144 mm

R1 Zone1 Valve

R2 Zone2 Valve

R3 Zone3 Valve

R4 Zone4 Valve

R5 Zone5 Valve

R6 Zone6 Valve

R7 Comp1

R8 Comp2

R9 Cond Fan

R10 Evap Fan

R11 Defrost

R12 Alarm

Multi-zone cold room controller for up to 6 temperature zones

Technical Specifications

Display Type	LCD
Display Digits	Graphic
Buttons	8
LED Indicators	Zone1, Zone2, Zone3, Zone4, Zone5, Zone6, Alarm

Relay Outputs	12
Relay Rating	8A/250VAC

Operating Temp	-10 to 55°C
Storage Temp	-25 to 65°C

Terminal	Function	Type	Wire Color
1-2	Power 230VAC	Input	brown/blue
3-14	Probes 1-6 (Room)	Input	various
15-26	Probes 7-12 (Evap)	Input	various
27-28	RS485	Comm	orange/yellow
29	Ethernet RJ45	Comm	N/A
30-53	Relay outputs 1-12	Output	various

Important: Always disconnect power before wiring. Verify terminal numbers with the actual controller label before connecting.

Code	Parameter	Range	Default	Description
NZ	Number of Zones	1 to 6	4	Active temperature zones
SP1	Zone 1 Setpoint	-50 to 50	4 °C	Zone 1 temperature
SP2	Zone 2 Setpoint	-50 to 50	-5 °C	Zone 2 temperature
SP3	Zone 3 Setpoint	-50 to 50	-18 °C	Zone 3 temperature
SP4	Zone 4 Setpoint	-50 to 50	-25 °C	Zone 4 temperature
CC	Compressor Capacity	1 to 2	2	Number of compressors
dI	Defrost Interval	0 to 48	8 hr	Time between defrosts