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Omron H3CR-AS AC24-48/DC12-48 Solid-state Timer

The Omron H3CR-AS AC24-48/DC12-48 Timer is designed for precise timing control with an allowable voltage variable range of 85% to 110% of rated voltage (90 to 110% at 12 to 48 VDC). The model supports a reset voltage within 10% max. of rated supply voltage and offers 18 time ranges for flexible operation. With a One transistor output (Time-limit) control output, 11-pin round socket connections. Manufactured by Omron, listed under Omron Timers, and part of the Omron H3CR Series.

BrandOmron
ProductTimers
Model NumberH3CR-AS AC24-48/DC12-48

Omron H3CR-AS AC24-48/DC12-48 Solid-state Timer - Technical Specifications

SpecificationValue
Rated power supply voltage24 to 48 VAC 50/60 Hz 12 to 48 VDC Ripple 20% max. (If power supply incorporates a single-phase full-wave rectifier)
Allowable voltage variable range85% to 110% of rated voltage (90 to 110% at 12 to 48 VDC)
Reset voltage10% max. of rated supply voltage
Number of time ranges18
Operation modeON delay, Flicker OFF start, Flicker ON start, Signal ON/OFF delay, Signal OFF delay, Interval, Signal ON/OFF delay, One shot output
Control output (Type)One transistor output (Time-limit)
Control output (Contact output)NPN open collector 30 VDC 100 mA max., Residual voltage: 2 V max.
Operating resettingTime-limit operation/Self-reset/External reset
Connection method11-pin round socket
Power consumptionat output ON: Approx. 0.3 W (at 24 VDC)/at output OFF: Approx. 0.2 W (at 24 VDC)
Input methodNo-voltage input
Ambient temperature rangeOperating: -10 to 55 ℃ (with no icing) Storage: -25 to 65 ℃ (with no icing)
Accuracy of operating time±0.2% FS max. ±0.2% ±10 ms in a range of 1.2 s and 3 s
Setting error±5% FS ±50 ms max.
Influence of voltage±0.2% FS max. ±0.2% ±10 ms in a range of 1.2 s and 3 s
Influence of temperature±1% FS max. (±1% ±10 ms in a range of 1.2 s and 3 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 contacts of different polarity: 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: 5 kV Between current carrying terminals and exposed non-current carrying metal parts: 5 kV
Noise immunity±1.5 kV (between power terminals) and ±600 V (between No-voltage input terminals), square-wave noise by noise simulator (pulse width: 100 ns/1 µs, 1-ns rise)
Static immunityMulfunction: 8 kV, Destruction: 15 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
Degree of protectionPanel surface: IP40 Terminals: IP00
Case colorMunsell 5Y7/1
Ambient temperature rangeOperating: -10 to 55 ℃ (with no icing) Storage: -25 to 65 ℃ (with no icing)
Ambient humidity rangeOperating: 35 to 85%
Reset time0.1 s max.
Life expectancy (relay output)Electrical: 100,000 operations min. (5 A at 250 VAC, resistive load at 1800 operations/h) Mechanical: 20 million operations min. (under no load at 1,800 operations/h)
Input signalsStart, Reset, Gate
No-voltage inputShort-circuit (ON) impedance: 1 kΩ max. Short-circuit (ON) residual voltage: 1 V max. Open circuit impedance: 100 kΩ min.
WeightApprox. 90 g