background image

8-BUTTON COUNTDOWN 

IN-WALL TIMER WITH 

REPEATING FUNCTION

Please keep this instruction

!

WARNING

: Timer will control devices from one location. Do not use 

in a 3-Way application where multiple switches control the same 
device.

: This wire that must be available in the Junction Box

Timer will not function properly if a neutral wire is not available in the  

wall box.

: This timer is only intended to be permanently installed 

into an electrical wall box. 
To avoid fire, shock, or death, turn off power at circuit breaker or the 
fuse box before wiring. 
Installation by a licensed electrician to local, state and national codes
is recommended. 
For indoor use only. 
Do not exceed electrical ratings.

INSTALLATION

1. Turn off power at circuit breaker or fuse box 

2. Remove existing wall plate and switch from wall box.
3. Make sure the following 3 wires are present in the wall box.

If these are not present, this Timing Device will not function properly. 
Additional wiring to the wall box will be required before installation of 
this timer can be completed.

a. 1 Hot Wire from circuit breaker box

b. 1 Load Wire to the device to be powered

c. 1 Neutral Wire

5. Use the included wire nuts 
and securely twist the wires 
together as indicated in the 
wiring Diagram. 

4. Strip wires 1/2-inch long. 

From Timer                    In Wall Box
Black Wire    -----------    Hot Wire
Red Wire      -----------    Load Wire
White Wire    -----------    Neutral Wire
Green Wire   -----------    Ground Wire*
*or to ground post or screw terminal

PRODUCTS VIEW

1

2

3

There are 8 buttons on the main panel: 6 countdown buttons, an  

 

ON/OFF button and a REPEAT button. 

Configuration of the countdown buttons:
1Min, 5Min, 10Min, 20Min, 30Min, 60Min

1

Countdown Program Button

: Press to start a countdown program.

2

3

ON/OFF Button

: Manually turn ON/OFF or override a running program.

24-Hr Repeat Button:

Activate or deactivate the daily repeat of a 

program.

TECHNICAL SPECIFICATIONS

125V~,60Hz
15A/1875W Resistive, 10A/1250W Tungsten, 
10A/1250W Ballast, 1/2HP, TV-5
Operating temperature: 5

   

-

122   (-15

  

-

50   )

Storage temperature: -4

   

-

140

  

(-20

  

-

60   )

Insulation class: II
Protection class: IP20
24H Repeat accuracy: 

±

 2 minutes/month

MEW-PT1850

Installation Instructions

MEW-PT1850

Single Pole

Neutral Wire

Direct Wire

WARNING

Disconnect power to the mounting box by turning OFF the circuit 

breaker or removing the fuse for the circuit before installing the 

MEW-PT1850, replacing Lamps, or doing any electrical work.

Wiring

Reviews: