Alco Controls
Alco Controls
Alco Controls
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Coldroom Controller Series EC3<br />
Temperature and Superheat Control of EX4 .. EX8 (Stepper Motor)<br />
Features<br />
• Superheat control with self-adapting algorithm<br />
for Stepper Motor driven ECVs (EX4 ... EX8)<br />
• Thermostat, fan & defrost control<br />
• Limitation of evaporating temperature (MOP)<br />
• Analog inputs: 3 NTC temperature sensors<br />
• with integral backup battery to close Control<br />
Valve in case of power loss<br />
• Analog input for suction pressure measurement<br />
using <strong>Alco</strong> PT4 Series pressure transmitters<br />
• Digital inputs for compressor safety and<br />
coldroom door contact<br />
• Relay outputs for compressor, defrost and alarm<br />
plus programmable relay<br />
• All parameters and functions are<br />
programmable:<br />
- via TCP/IP Ethernet controller (EC3-xx2)<br />
- via LON communication (EC3-xx1 models)<br />
- with keypad of optional display unit ECD-001<br />
- with optional infrared remote control EC2-IRx<br />
• Electrical connections via plug-in type screw<br />
terminals<br />
• Lightweight aluminum enclosure for DIN rail<br />
mounting<br />
• Multiple language support<br />
(see www.ecopeland.com)<br />
• CE approved<br />
Communication TCP/IP Ethernet<br />
detailed information on page 31<br />
Communication LON<br />
detailed information on page 31<br />
EC3-332<br />
ECD-001<br />
Features of ECD-001 Display Unit<br />
• Connection to EC3 Series via a RJ45 Western<br />
Digital plug. No further power cables required<br />
• 2 ½ digit display<br />
• Indicator LEDs for compressor, fan, heater and<br />
alarm<br />
• 4 keys allow parameter modification if<br />
necessary<br />
• Easy mounting in panels with 71 x 29 mm<br />
cutout<br />
• IP65 if mounted in front panel<br />
Options<br />
• Front mounted ECD-001 Display Unit for<br />
temperature and output status indication<br />
• <strong>Alco</strong> <strong>Controls</strong> EC2-IRx Infrared Remote Control<br />
for easy parameter setting and programming.<br />
Available in English, German, French, Italian &<br />
Spanish languages<br />
• NTC temperature sensors<br />
• AMS Series Monitoring Server for remote<br />
visualisation and programming<br />
Typical Order Package<br />
Coldroom Controller EC3-332 807 632<br />
Terminal Kit K03-331 807 648<br />
Display Unit (optional) ECD-001 807 641<br />
Connection cable EC3 to ECD 1m ECC-N10 807 860<br />
Transformer 20 VA ECT-323 804 424<br />
Sensors: depending on application (see page 40)<br />
Ethernet Cable 5m ECC-N50 807 862<br />
A2.5.1/0706/E<br />
39
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