Part names
DOWN
UP
LOCK
RESET
s
m
h
L O C K
R S T
O P .
LT4H
TIMER
Time delay indicator
Elapsed time display
Set time display
Time units display
Up keys
Down keys
Controlled output indicator
Reset indicator
Lock indicator
Reset switch
Lock switch
(Countdown time display)
ON
8
7
6
5
4
3
2
1
DIP switches
(Same for screw terminal type and 8-pin type)
LT4H/-L
Features
1. Economically priced in anticipation
of market needs.
• Economically priced to provide
excellent cost performance.
2. Display is a bright reflective-type
LCD.
3. Inherits all of the characteristics of
the LT4H digital timer.
• Seesaw switches ensure easy
operation.
• IP66 environmental protection.
• Shortened body (70.1 mm
2.760 inch
underhead).
4. Compliant with UL, c-UL and CE.
48
1.890
48
1.890
64.5
2.539
UL File No.: E122222
C-UL File No.: E122222
LT4H-L Timers
mm
inch
Product types
Time range
Product name
Operating mode
Output
Operating voltage
Power down
insurance
Terminal type
Part number
9.999 s (0.001 s~)
99.99 s (0.01 s~)
999.9 s (0.1 s~)
9999 s (1 s~)
99 min 59 s (1 s~)
999.9 min (0.1 min~)
99 h 59 min (1 min~)
999.9 h (0.1 h~)
LT4H-L
digital timer
Power ON delay (1)
Power ON delay (2)
Signal ON delay
Signal OFF delay
Pulse One-shot
Pulse ON-delay
Signal Flicker
Totalizing ON-delay
(8 modes)
Relay
(1 c)
Transistor
(1 a)
100 to 240 V AC
24 V AC/DC
100 to 240 V AC
24 V AC/DC
12 to 24 V DC
12 to 24 V DC
Available
8 pins
LT4HL8-AC240V
LT4HL8-AC24V
LT4HLT8-AC240V
LT4HLT8-AC24V
LT4HL8-DC24V
LT4HLT8-DC24V
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Matsushita Electric Works, Ltd.