The Omron H3FA-SB DC12/24 Timer is designed for stable timing performance using an allowable voltage variable range of 85 to 110% of the power supply voltage. It supports 4 time ranges and operates in Power ON-delay, Cumulative modes for controlled timing applications. The timer provides Transistor output types with a reset time of 10 ms max. to ensure dependable switching response. Built with a PCB terminal connecting method, this model is manufactured by Omron, listed under Omron Timers, and part of the Omron H3FA Series.
Operating: -10 to 55 ℃ (with no icing)
Storage: -25 to 65 ℃ (with no icing)
Accuracy of operating time
±0.5% FS max.
Setting error
0 to +30% FS max. (at 20 ℃, rated voltage)
Influence of voltage
±1% FS max.
Influence of temperature
±5% FS max.
Insulation resistance
100 MΩ min. (at 500 VDC)
Dielectric strength
Between control output terminals and operating circuit: 1,500 VAC 50/60 Hz 1 min
Between non-continuous contacts: 1,000 VAC 50/60 Hz 1 min
Vibration resistance
Destruction: 10 to 55 Hz, 0.375 mm single amplitude each in 3 directions for 2 h
Malfunction: 10 to 55 Hz, 0.25 mm single amplitude each in 3 directions for 10 min
Shock resistance
Destruction: 1,000 m/s2, 3 times each in 6 directions
Malfunction: 100 m/s2, 3 times each in 6 directions
Ambient temperature range
Operating: -10 to 55 ℃ (with no icing)
Storage: -25 to 65 ℃ (with no icing)
