Technical Specification - Johnson Controls ER54 Instrucciones De Instalación

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Technical Specification

ER54-PMW-xx1C
Product Codes
115-230 VAC/VDC ±10%,
Power Requirements
IP55 (front) - IP20 (back)
Protection Class
Ambient Operating
Conditions
Real Time Clock battery
Range
Accuracy
Sensor
Relay Outputs
Dimensions
Compliance
Main Function
Positive and Negative
Temperature
Direct Power Supply
Communication Port
Thermostat Control
Defrost Control
Temperature Alarm
(High/Low)
Multifunction Input
This document is subject to change without notice
ER55-DR230-xx1C
230 VAC/VDC ±10%,
50/60 hZ, 3 W 50/60 hZ, 3 W
-10 °C to 50 °C
15 to 80% RH (non-condensing)
>150 hours, self-rechargeable
-40 to 70 °C
+/- 1K
NTC, A99
see figure 3 see figure 4
see figure 1 see figure 2
CE Mark, Low Voltage Directive 2006/95/EC
CE Mark, EMC directive 2004/108/EC
Keyboard Lock
Real Time Clock
Copying Key
Fan Control
Light Control
Temperature Monitoring
(Min/Max)
Auxiliary Output
Messages and Error Codes
Code
Description
F1 t1 sensor failure
F2 t2 sensor failure
IP20
F3 t3 sensor failure
A1 General alarm
A2 Report alarm
A3 Door open
Fon Fan only mode
oFF Standby
d Defrost active
hi High temperature alarm
Lo Low temperature alarm
Temperature Menu
Code
Description
t1 Return air temperature
t2 Evaporator temperature (visible only if selected)
t3 Discharge air / 2nd Evaporator temperature (visible only if selected)
thi Monitored temperature highest peak
tLo Monitored temperature lowest peak
Loc Keyboard lock parameter
Setpoint Menu
Code Description
cSP Setpoint
Clock Menu
Code
Description
MM Minutes
hh Hours
dAY Day of the week
IS_ER54 ER55_24-85737-1358 Rev. A
Action
To check t1 wiring or replace it
To check t2 wiring or replace it
To check t3 wiring or replace it
To resolve alarm cause
To resolve alarm cause
To close the door
To reset fan only mode with Digital Input
To restart unit with keyboard or Digital Input
To wait defrost completion
To check plant (abnormal temperature)