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PM4H-A/S/M Multi-Range Timers (Discontinued Products)

Rating/ Performance

Type Item PM4H-A PM4H-S PM4H-M
Rating Rated operating voltage 100 to 240V AC, 48 to 125V DC, 12V DC, 24V AC/DC
Rated frequency 50/60Hz common (AC operating type)
Rated power consumption Approx. 10VA (100 to 240V AC)
Approx. 2.5VA (24V AC)
Approx. 2W (12V DC, 24V DC, 48 to 125V DC)
Output rating 5A 250V AC (resistive load)
Operating mode Pulse ON-delay
Pulse Flicker
Pulse ON-flicker
Differential ON/OFF-delay (1) (2)
Signal OFF-delay
Pulse One-shot
Pulse One-cycle
Power ON-delay Power ON-delay
Power Flicker
Power ON-flicker
Power One-shot
Power One-cycle
(with instantaneous contact)
Time range 1s to 500h (Max.) 16 time ranges switchable
Time accuracy Note:) Operating time fluctuation ±0.3% (power off time change at the range of 0.1s to 1h)
Setting error ±5% (Full-scale value)
Voltage error ±0.5% (at the operating voltage changes between 85 to 110%)
Temperature error ±2% (at 20°C ambient temp. at the range of -10 to +50°C/ +14 to +122°F)
Contact Contact arrangement Timed-out 2 Form C Timed-out 1 Form C Instantaneous 1 Form C
Contact resistance (Initial value) Max. 100mΩ (at 1A 6V DC)
Contact material Silver alloy Au flash on Silver alloy
Life Mechanical (contact) 2×107
Electrical (contact) 105(at rated control capacity)
Electrical function Allowable operating voltage range 85 to 110% of rated operating voltage (at 20°C coil temp.)
Insulation resistance (Initial value) Min. 100MΩ
Between live and dead metal parts
Between input and output
Between contacts of different poles
Between contacts of same pole (At 500V DC)
Breakdown voltage (Initial value) 2, 000Vrms for 1 min Between live and dead metal parts
2, 000Vrms for 1 min Between input and output
2, 000Vrms for 1 min Between contacts of different poles
1, 000Vrms for 1 min Between contacts of same pole
Min. power off time 100ms
Max. temperature rise 55°C/ 131°F 65°C/ 149° F
Mechanical function Shock resistance Functional Min. 98m/s2(4 times on 3 axes)
Destructive Min. 980m/s2(5 times on 3 axes)
Vibration resistance Functional 10 to 55Hz: 1 cycle/min double amplitude of 0.5mm (10min on 3 axes)
Destructive 10 to 55Hz: 1 cycle/min double amplitude of 0.75mm (1h on 3 axes)
Operating condition Ambient temperature -10 to +50°C/ +14 to +122 °F
Ambient humidity 30 to 85%RH (at 20°C/ 68°F, non-condensing)
Atmospheric pressure 860 to 1, 060hPa
Ripple factor (DC type) 20%
Others Protective construction IP65 on front panel (using rubber gasket ATC18002) (only for IP65 type)
Weight 100g/ 3.527oz (Pin type)
110g/ 3.880oz (Screw terminal type)

*1 Unless otherwise specified, the measurement conditions at the maximum scale time standard are specified to be the rated operating voltage (within 5% ripple factor for DC), 20℃/ 68℉ ambient temperature, and 1s power off time.
*2 For the 1s range, the tolerance for each specification becomes ±10ms.

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