H3RN-21 DC12

Solid-state Timer

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Solid-state Timer, Time ranges: 0.1 min to 10 h, Time-limit contact: DPST-NO, 12 VDC

Rated power supply voltage	12 VDC
Control output (Type)	Time-limit: DPST-NO
Connecting method	8-pin round socket

Item list of H3RN

Ratings/Specifications
Dimensions
Internal connection
Time ranges
Operating chart

Ratings/Specifications

As of December 23, 2024


Rated power supply voltage	12 VDC
Allowable voltage variable range	90 to 110% of the power supply voltage
Power consumption	Relay ON: Approx. 0.4 W
Reset voltage	10% max. of rated supply voltage
Number of time ranges	4
Operation mode	ON delay, Flicker OFF start, Flicker ON start, Interval
Control output (Type)	Time-limit: DPST-NO
Control output (Contact output)	Resistive load: 3 A at 250 VAC (cosφ=1) Minimum applicable load: 10 mA at 5 VDC (failure level: P Reference value)
Ambient temperature range	Operating: -10 to 55 ℃ (with no icing) Storage: -25 to 65 ℃ (with no icing)
Ambient humidity range	Operating: 35 to 85 %
Accuracy of operating time	±1% FS max.
Setting error	±15% FS ±50 ms max.
Reset time	0.1 s max. (including halfway reset)
Influence of voltage	±2% FS max.
Influence of temperature	±2% FS max.
Insulation resistance	100 MΩ min. (at 500 VDC)
Dielectric strength	Between operating power circuit and control output: 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 voltage	Between power terminals: 1 kV
Noise immunity	±1.5 kV square-wave noise by noise simulator (pulse width: 100 ns/1 µs, 1-ns rise)
Static immunity	Mulfunction: 4 kV, Destruction: 8 kV
Vibration resistance	Destruction: 10 to 55 Hz, 0.75 mm single amplitude each in 3 directions for 1 hour Malfunction: 10 to 55 Hz, 0.5 mm single amplitude each in 3 directions for 10 min
Shock resistance	Destruction: 980 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. (3 A at 250 VAC, resistive load at 1800 operations/h) Mechanical: 10 million operations min. (under no load at 1,800 operations/h)
Degree of protection	IP40 (excluding terminal section)
Connecting method	8-pin round socket
Weight	Approx. 18 g
Applicable socket	P2R-087PP2RFZ-08-E