21
TB3
TB1
TB2
TB4
COM
N
HI
SOLENOID
COMMON
(120 VAC N)
120 VAC 60 HZ
INPUT POWER
SW HI NEUT
PULSE OUTPUT
Lower Board
TB1
Upper Board
H2O OFF ADJ ON ADJ
0
4
1
2
3
4
5
6
4-20 mA
INPUT FROM
Δ
P
REMOTE CONTROL
120 VAC - INPUT
HOLD-OFF
120 VAC - INPUT
+
-
HI
NEUT
HI
NEUT
SW 1
ON
OFF
40
1 2 3 20
A
20
120 VAC SWITCHED
OUTPUTS TO
SOLENOIDS
(120 VAC HI)
E40 MH1, 40 POSITION TIMER
CONTINOUS CLEANING WITH
OPTION FOR HOLD-OFF
PHYSICAL DIM:
9" X 11" w
MOUNTING DIM:
8.5" X 10.5"
40
PROGRAM WIRE
EDI
HEWITT NJ 07421
NOTES:
1. Timer Switch, SW1, must be
in the "ON"
↑
position.
2. Adjust "ON" and "OFF"
times on the Timer.
3. Program wire should be placed
in desired output position.
4. For Hold-Off Mode:
Timer starts cycling when
HIGH set point is reached
and continues until
Δ
P falls.
Signal is from external source.
