Emerson EC3-X33 User Manual

Operating instruction
EC3-X33 Superheat Controller and ECD-002
Keypad / Display Unit
Emerson Climate Technologies GmbH www.emersonclimate.eu
Am Borsigturm 31 I 13507 Berlin I Germany Date: 03.04.2017 EC3-X33_OI_ML_R12_865009.docx
Technical data:
Power supply
24 VAC ±10%; 50/60 Hz; 1 A
Power consumption
25 VA max. including EX4…EX8, FX5…FX9.
Plug-in connector
Removable screw terminals
wire size 0.14 … 1.5 mm
2
Grounding
6.3 mm spade earth connector
Protection class
IP20
Connection to ECD-002
ECC-Nxx or CAT5 cable with RJ45 connectors
Digital Inputs
0/24VAC/DC for stop/start function
NTC input
EMERSON temperature sensor ECN-N60
4-20 mA Analog input
EMERSON PT5 Pressure Transmitter
4-20 mA Analog output
Deviation from input signal
For connection to any 3
rd
party controller with 12/24 VDC power supply and appropriate burden
±8% max
Output alarm relay
SPDT contacts 24 VAC/DC, 2 A inductive load
Activated:
During normal operation (no alarm condition)
Deactivated:
During alarm condition or power supply is OFF
Stepper motor output for EX4…EX8, FX5…FX9
Maximum current 0.8 A with nominal 24 VDC operating voltage
Ambient temperature range
0…+60°C
+1…+25°C (for best battery life time)
> 35°C battery life time < 2 years
Marking
,
Dimensions [mm]:
EC3-X33 ECD-002

Emerson EC3-X33 Specifications

General

Brand	Emerson
Model	EC3-X33
Category	Controller
Language	English