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Multi-range, Multi-mode Timer


12 VDC, Input Voltage input, Output Time-limit: SPDT, ON delay/Flicker OFF start/Flicker ON start/Signal ON/OFF delay/Signal OFF delay/Interval/One shot output, Time range: 0.1 to 1.2 s (8 range), Terminal blocks

Rated power supply voltage 12 VDC Ripple 20% max.
Input signals Start
Input method Voltage input
Control output (Type) Time-limit: SPDT
Connecting method Terminal blocks

Item list of H3DK-M / -S

  • Ratings/Specifications
Rated power supply voltage12 VDC Ripple 20% max.
Allowable voltage variable range90 to 110% of the power supply voltage
Input signalsStart
Input methodVoltage input
Voltage inputHigh level: 10.8 to 13.2 VDC
Low level: 0 to 1.2 VDC
Power consumptionApprox. 0.6 W (at 12 VDC)
Reset voltage10% max. of rated supply voltage
Number of time ranges8
Operation modeON delay, Flicker OFF start, Flicker ON start, Signal ON/OFF delay, Signal OFF delay, Interval, One shot output
Control output (Type)Time-limit: SPDT
Control output (Contact output)Resistive load: 250 VAC 5 A (cosφ=1)/5 A at 30 VDC/0.5 A max. at 125 VDC
Minimum applicable load: 10 mA at 5 VDC (failure level: P Reference value)
Ambient temperature rangeOperating: -20 to 55 ℃ (with no icing)
Storage: -40 to 70 ℃ (with no icing)
Ambient humidity rangeOperating: 25 to 85%
Accuracy of operating time±1% FS max. (±1% ±10 ms in a range of 1.2 s)
Setting error±10% FS ±0.05 s max.
Influence of voltage±0.5% FS max. (±0.5% ±10 ms in a range of 1.2 s)
Influence of temperature±2% FS max. (±2% ±10 ms in a range of 1.2 s)
Insulation resistance100 MΩ min. (at 500 VDC)
Dielectric strengthBetween current carrying metal parts and non-current carrying metal parts: 2,000 VAC 50/60 Hz 1 min
Between control output terminals and operating circuit: 2,000 VAC 50/60 Hz 1 min
Between non-continuous contacts: 1,000 VAC 50/60 Hz 1 min
Impulse withstand voltageBetween power terminals: 1 kV
Between current carrying terminals and exposed non-current carrying metal parts: 1.5 kV
Noise immunity±1.5 kV square-wave noise by noise simulator (pulse width: 100 ns/1 µs, 1-ns rise)
Static immunityMulfunction: 4 kV, Destruction: 8 kV
Vibration resistanceDestruction: 10 to 55 Hz, 0.75 mm single amplitude each in 3 directions for 2 h
Malfunction: 10 to 55 Hz, 0.5 mm single amplitude each in 3 directions for 10 min
Shock resistanceDestruction: 1,000 m/s2, 3 times each in 6 directions
Malfunction: 100 m/s2, 3 times each in 6 directions
Life expectancy (relay output)Electrical: 100,000 operations min. (5 A at 250 VAC, resistive load at 360 operations/h)
Mechanical: 10 million operations min. (under no load at 1,800 operations/h)
Degree of protectionIP30 (Terminal Block: IP20)
Connecting methodTerminal blocks
AccessoriesUser label
WeightApprox. 120 g
  • Dimensions

Outline drawing

  • Internal connection

Internal connection

  • Terminal arrangement

Terminal arrangement

  • Time ranges

Time ranges

  • Operating chart

Operating chart

ON delay

Flicker OFF start

Flicker ON start

Signal ON/OFF delay (C)

Signal OFF delay


Signal ON/OFF delay (G)

One shot output


Multi-range, Multi-mode Timer

H3DK-M / -S