Carel

PCO50001B0

pCO5+ Series • Refrigeration Controller

PCO50001B0

Quick Info

Type Refrigeration
Application Chiller
Probe Inputs 14
Relay Outputs 13
Communication RS485 / Ethernet / pLAN
Panel Size 300x200 mm

Output Functions

R1 Configurable

High-capacity programmable controller for large systems

Technical Specifications

Display & Interface

Display Type LCD (external pGD)
Display Digits 0
Buttons 0
LED Indicators Power, Run, Comm, Alarm

Power Supply

Voltage 24V AC/DC
Voltage Range 20-28V AC/DC
Frequency 50/60Hz
Power Consumption 25VA

Sensor Inputs

Probe Inputs 14
Probe Type NTC/PT1000/4-20mA/0-10V
Temp Range -50 to 150°C
Accuracy ±0.1°C

Relay Outputs

Relay Outputs 13
Relay Rating 5A/250VAC

Physical

Panel Size 300x200 mm
Depth 70 mm
IP Rating IP00
Weight 800 g

Operating Conditions

Operating Temp -20 to 60°C
Storage Temp -30 to 70°C

Wiring Terminals

Terminal Function Type Wire Color
+24V Power + Input
red
0V Power - Input
blue
B1-B14 Analog Inputs Input
various
DI1-DI14 Digital Inputs Input
gray
NO1-NO13 Relay Outputs Output
black
Y1-Y6 Analog Outputs Output
orange
ETH Ethernet RJ45 Comm
blue
A/B RS485 Comm
blue/yellow

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

Parameter Settings

Code Parameter Range Default Description
SP Main Setpoint -50 to 150 7 °C Primary setpoint
NZ Neutral Zone 0 to 20 3 °C Dead band
LP Load Percent 0 to 100 0 % Current load
AD Modbus Address 1 to 247 1 Device address
IP IP Address 192.168.1.1 Ethernet IP

Error Codes

Exx Sensor fault

Solution: Check specified input

HP High pressure

Solution: Check condenser

LP Low pressure

Solution: Check evaporator

OL Overload

Solution: Check motor protection

COM Communication loss

Solution: Check network

Frequently Asked Questions

Alternative Models (Cross Reference)

Siemens RWF55 Johnson Controls MS-FAC

Manufacturer Information

Brand: Carel

Country: Italy

Visit Manufacturer Website