EWELLY EW-181 - User Manual

Hold ,then press or
simultaneously. Choose high-
est temperature limits:
2.Data setting：Press for 6 seconds for setting. On
entering setting ， will be displayed. Then Press or
to set .
EW - 18 1
EW - 18 1
EW - 18 1
EW - 18 1
EW - 18 1
EW - 18 1
EW - 18 1
EW - 1 8 1
Loud poer LED
Demand of install
Brief on Controlling Procedure
《EW-181 Directions》
Microcomputer Thermostat Serial
EWELLY is an enterprise which is speciallized in pro
-ducing eletronic controller.We always insist that quality
of product and best service is our goal.
Our sensor is especially precisely made and sealed; it
is moisture-proof , therefore its performances are more
stable and reliable.
Technical Specifications
1.Temperature setting：
。
Press gently to display con
-trolling temperature press or to change controll
-ing temperature.
N o r m a l l y d i s p l a y
current temperature
1、 :AC220V ±10％ 50HZ/60HZ
2、Output :Compressor relay 10A/220V/AC
3、 ：≤3W
4、 :－10℃ ～50℃ R H≤90%
5、Input signal ：one line NTC-sensor input.20k×1.5m
6、 ：—45℃ ～80℃
7、 ：1℃ ：±1℃
8、 ： × ×
9、Hole Size ×
Operating voltage
Load
Power Consumption
Working environment
Control Range
Resolving Power Accuracy
Overall Dimension 76(length) 35(wide) 76(high)mm
71(length) 29(wide)mm:
Hold ,then press or
simultaneously. Choose ,
represents Warm Mode, re-
present Cold Mode.
Hold ,then press or
simultaneously. Choose lowe-
st temperature limits:
Hold ,then press or
simultaneously. Choose tem-
perature correction:
Hold ,then simultaneously
press or to set delayed
star time from 0 to 5 minutes.
Hold , then press or
simultaneously. Choose ret-
urn difference:1℃ to 15℃
Error symbol : when the sensor
is opened or shorted circuit.
Code “EI” will be displayed.
－15℃ t o 15℃
Version:181H.16.08.15
Brief on Operation
1.The voltage must accord with controller's demand. The
voltage's deviation is no more than ±10%.
2.The loop of sensor is possible to keep away from the
loop of power.
3.The sequence of line's must have been connected
Properly.
Out p u t Load:
10A/220V/AC
Model:EW-181H
220V/AC
Load
2 3 4 5 6 7 8 9 10 11
12
220V/AC
NTC
sensor
－45℃ to Temperature control－1℃
Temperature control+1℃ to 80℃
Ele c t r i ca l S c h e ma t i c d ia g r a m

EWELLY EW-181 Specifications

General

Brand	EWELLY
Model	EW-181
Category	Thermostat
Language	English

Summary

Technical Specifications

Demand of Install

Brief on Controlling Procedure

Brief on Operation

Electrical Schematic Diagram

Feature Descriptions

Parameters for Procedure

Refrigerating;Warming (HC)

Sets the thermostat to operate in either heating or cooling mode.

Alarm on Low Limit Temperature (LS)

Sets the lower temperature threshold for triggering an alarm.

Alarm on High Limit Temperature (HS)

Sets the upper temperature threshold for triggering an alarm.

Delayed Time (PE)

Configures a delay before the system starts, preventing rapid cycling.

Temperature Correction (CA)

Adjusts the displayed temperature to match the actual ambient temperature.

Temperature Return Difference (d)

Sets the temperature differential for cycling the system on and off.

Trouble shooting

Failure Analysis

Lists common failures, their causes, and recommended precautions for resolution.

EI Error Display

Explains the "EI" error code indicating a sensor fault (open or shorted circuit).

Warnings

General Usage Warnings

Provides crucial instructions for safe installation, operation, and environmental considerations.

Product Warranty and Support

Outlines the warranty terms, conditions for service, and customer support contact.