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2
LT4H-L
Specifications
Type
Ralay output type
Transistor output type
Item
AC type, AC/DC type
DC type
AC type, AC/DC type
DC type
Rating
Rated operating voltage
Rated frequency
Rated power consumption
Rated control capacity
Time range
Time counting direction
Operation mode
Start/Reset input
100 to 240 V AC, 24 V AC/DC
50/60 Hz common
Max. 10 V A
5 A, 250 V AC (resistive load)
9.999 s, 99.99 s, 999.9 s, 9999 s, 99 min 59 s, 999.9 min, 99 h 59 min, 999.9 h (selected by DIP switch)
Addition (UP)/Subtraction (DOWN)
(2 directions selectable by DIP switch)
A (Power ON delay 1), A2 (Power ON delay 2), B (Signal ON delay), C (Signal OFF delay), D (Pulse one-shot),
E (Pulse ON delay), F (Signal Flicker), G (Totalizing ON delay) (selectable by DIP switch)
Min. input signal width: 1 ms, 20 ms (2 directions by selected by DIP switch)
12 to 24 V DC
—
Max. 3 W
100 to 240 V AC, 24 V AC/DC
50/60 Hz common
Max. 10 V A
100 mA, 30 V DC
12 to 24 V DC
—
Max. 3 W
Input signal
Indication
Power failure memory
method
Contact or open collector input Input impedance: Max. 1 k
Ω
; Residual voltage: Max. 2 V
Open impedance: 100k
Ω
or less, Max. energized voltage: 40V DC
7-segment LCD
EEP-ROM (Min. 10
5
overwriting)
Time
accuracy
(max.)
Contact
Life
Electrical
Mechanical
Operating time fluctuation
Voltage error
Temperature 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
Temperature rise
Functional
Destructive
Vibration
resistance
Functional
Destructive
Shock
resistance
± (0.005 % + 50 ms) in case of power on start
± (0.005 % + 20 ms) in case of input signal start
Rated operating voltage: 85 to 110%
Ambient temperature: –10 to +55°C
+14 to +131°F
Min. input signal width: 1ms
Timed-out 1 Form C
100 m
Ω
(at 1 A 6 V DC)
Ag alloy/Au flash
2.0
×
10
7
ope. (Except for switch operation parts)
1.0
×
10
5
ope. (At rated control voltage)
Timed-out 1 Form A (Open collector)
—
—
—
1.0
×
10
7
ope. (At rated control voltage)
85 to 110 % of rated operating voltage
2,000 Vrms for 1 min: Between live and dead metal parts
2,000 Vrms for 1 min: Between input and output
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
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)
Max. 65° C
(under the flow of nominal operating current at nominal voltage)
—
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)
Operating
conditions
Ambient temperature
Ambient humidity
Air pressure
Ripple rate
Connection
Protective construction
–10° C to 55° C
+14° F to +131° F
Max. 85 % RH
860 to 1,060 h Pa
—
8-pin type
IEC standards IP66 (front panel with rubber gasket)
20 % or less
—
20 % or less
LT4HL 02.1.9 6:25 PM Page 2