Part names
Specifications
Type
Item
Ralay output type
AC type
100 to 240 V AC, 24 V AC
50/60 Hz common
Max. 10 V A
5 A, 250 V AC
99.99s, 999.9s, 9999s, 99min59s, 999.9min, 99h59min, 999.9h, 9999h (selected by DIP switch)
Addition (UP)/Subtraction (DOWN)
(2 directions selectable by DIP switch)
Pulse input: Delayed one shot, OFF-start flicker or ON-start flicker
Integrating input: Delayed one shot, OFF-start flicker or ON-start flicker
Min. input signal width: 1 ms, 20 ms (2 directions by selected by DIP switch) (The 8 pin type does not have a stop input.)
Min. input signal width: 20 ms (The 8-pin type does not have a lock input.)
Open collector input Input impedance: Max. 1 k
Ω
; Residual voltage: Max. 2V
Open impedance: 100 k
Ω
or less, Max. energized voltage: 40 V DC
7-segment LCD, Elapsed value (backlight red LED), Setting value (backlight yellow LED)
EEP-ROM (Min. 10
5
overwriting)
± (0.005% + 50 ms) in case of power on start
± (0.005% + 20 ms) in case of input signal start
Timed-out 1 Form C
100 m
Ω
(at 1 A 6 V DC)
Ag alloy/Au flash
Min. 2
×
10
7
ope. (Except for switch operation parts)
Min. 10
5
ope. (At rated control voltage)
85 to 110 % of rated operating voltage
2,000 Vrms for 1 min: Between live and dead metal parts (Pin type only)
2,000 Vrms for 1 min: Between input and output
2,000 Vrms for 1 min: Between live and dead metal parts (11-pin type only)
2,000 Vrms for 1 min: Between input and output
1,000 Vrms for 1 min: Between contacts
Between live and dead metal parts
Min. 100 M
Ω
: Between input and output (At 500V DC)
Between contacts
Min. 100 M
Ω
: Between live and dead metal parts
Between input and output
(At 500V DC)
Max. 0.5 s
10 to 55 Hz: 1 cycle/ min single amplitude of 0.35 mm
.014 inch
(10 min on 3 axes)
10 to 55 Hz: 1 cycle/ min single amplitude of 0.75 mm
.030 inch
(1 h on 3 axes)
Timed-out 1 Form A (Open collector)
—
—
—
Min. 10
7
ope. (At rated control voltage)
12 to 24 V DC
—
Max. 3 W
100 to 240V AC, 24V AC
50/60 Hz common
Max. 10 V A
100 mA, 30 V DC
12 to 24 V DC
—
Max. 3 W
DC type
Transistor output type
AC type
DC type
Rating
Time
accuracy
(max.)
Contact
Life
Electrical
Mechanical
Operating
conditions
Rated operating voltage
Rated frequency
Rated power consumption
Rated control capacity
Time range
Time counting direction
Operation mode
Start/Reset/Stop input
Lock input
Input signal
Indication
Power failure memory
method
Operating time fluctuation
Temperature error
Voltage error
Setting error
Contact arrangement
Contact resistance (Initial value)
Contact material
Mechanical (contact)
Electrical (contact)
Allowable operating voltage range
Breakdown voltage
(Initial value)
Insulation resistance
(Initial value)
Operating voltage reset
time
Max 65° C
(under the flow of nominal operating current at nominal voltage)
—
Temperature rise
Functional
Destructive
Vibration
resistance
Min. 98 m
321.522 ft.
/s
2
(4 times on 3 axes)
Min. 294 m
964.567 ft.
/s
2
(5 times on 3 axes)
–10° C to 55° C
+14° F to +131° F
Max. 85 % RH (non-condensing)
860 to 1,060 h Pa
—
8-pin/11-pin/screw terminal
IP66 (front panel with rubber gasket)
20 % or less
—
20 % or less
Functional
Destructive
Ambient temperature
Ambient humidity
Air pressure
Ripple rate
Connection
Protective construction
Shock
resistance
T2
T1
T2
DOWN
T1
UP
SET/LOCK
RESET
s
m
h
LOCK
OP.
TIMER
LT4H-W
Fourth digit
First digit
Controlled output indicator
Lock indicator
Reset switch
Set/Lock switch
T1/T2 Operation display
Display for change-over
Set time display
Time units display
Up keys
Down keys
(Subtraction elapsed
time display)
Elapsed time display
between T1/T2 settings
(Same for 8-pin and screw terminal type)
1
DIP switches
2
3
4
5
6
7
8
ON
LT4H-W
Operating voltage: 85% to 110%
Temperature: –10°C to +55°C
+14°F to +131°F
Min. input signal width: 1ms
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Matsushita Electric Works, Ltd.
