Digital Timer Switch Timer Relay DH48J 12v dc timer switch
DH48S Digital display time relay is used in the scale of the advanced application specific integrated circuit, LED digital tube display, beautiful appearance, easy installation, digital key switch preset, stable and reliable, high precision, delay range, low power consumption advantages, is widely used in automatic control circuits for delay device.
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1. Timing Range:
H:1min-99h99min
M:1s-99min99s
S:0.01s-99.99s
Normal operating conditions and installation conditions
1.1 The use of the environment: the sea disturbance height of not more than 2000 meters, ambient temperature is not higher than +40 and no less than -5 ; supply voltage range of 85% -110% rated voltage; in the absence of a serious shock and explosion hazard medium, and medium, non-corrosive metal and undermine the insulation is sufficient gas and dust; in less rain and snow hit areas.
1.2 Vertical or horizontal installation.
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2.1 Technical Features:
1, supply voltage: AC (50Hz) 24V, 36V, 110V, 127V, 220V, 380V; DC: 24V (other voltages can be customized);
2, electrical life: ≥ 10 × 104 times;
3, Mechanical life: ≥ 100 × 104 times;
4, contact capacity: AC220V 3A; DC220V 0.5A COSφ = 1;
5, use the Class: AC-15 DC-13;
6, repeated the error: "1%;
7, reset time: ≤ 1 sec;
8, power consumption: ≤ 1.5W (DH11S ≤ 3W).
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Products Specification:
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Part number |
DH48S-A | DH48S-AE | DH48S-2Z | DH48S-1Z | DH48S-E | DH48S-S/2Z | DH48S-S/1Z | |
Indicators | 8 mm LED numeric display | |||||||
Supply voltage | AC24V,110V,220V,380V 50/60Hz DC12V,24V | |||||||
Operating voltage | 85 to 110% of rated supply voltage(90% to 110% at 12 VDC) | |||||||
Power consumption | ≤5W | |||||||
Control output | Time limit | SPDT(2C) | SPDT(2C) | SPDT(2C) | SPDT(1C) | SPDT(1C) | SPDT(2C) | SPDT(1C) |
Instantaneous |
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SPDT(1C) |
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SPDT(1C) |
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Output Max.Load | 5A,250VAC(p.f=1) | |||||||
Output Min.Load | 10 mA,5 VDC | |||||||
Input    method | Reset input | no-voltage unput Impedance at short-circuit:max.1kΩ Impedance at open:min.100kΩ residual voltage at short-circuit:max.0.5V |
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Gate input | ||||||||
Repeat accuracy | ±0.3%,±0.05sec(includes variation due to voltage and temperature changes) | |||||||
Setting error | ±0.5%,±0.05sec | |||||||
Resetting system | Power-OFF | |||||||
Resetting time | 0.1 sec max. | |||||||
Connections | 11-pin round socket | 8-pin round socket | ||||||
Mounting | track,surface | |||||||
Operating ambient temperature | -10 to 55 | |||||||
Ambient humidity Operating | 35 to 85%RH | |||||||
Insulation resistance | Insulation resistance 100MΩ min.at500VDC | |||||||
Dielectric strength | 2000V 50/60Hz min between current-carring and non-current-carring parts and between contact and control circuit | |||||||
1500V 50/60Hz min between control output terminals and operating circuit | ||||||||
1000V 50/60Hz min Between contacts | ||||||||
Static immunity | Malfunction:8 KV Destruction:15KV | |||||||
Impulse withstand voltage | 3 kV (between power terminals)1 kV for 24 DC 4.5KV(between current-carrying terminal and exposed non-current-carrying metal parts);1.5 kV for 24VDC |
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Vibration | Mechanical durability | 10 to 55 Hz with 0.75-mm double amplitude each in 3 directions | ||||||
Malfunction durability | 10 to 55 Hz with 0.5-mm double amplitude each in 3 directions | |||||||
Shock | Mechanical durability | 30G | ||||||
Malfunction durability | 10G | |||||||
Service life | Mechanical | 10 million operations minimum(under no load, at 1,800 operations/hour) | ||||||
Electrical | 100,000 operations minmum at maximum ratings | |||||||
Degree of protection | TECIP30(panel surface) | |||||||
Weight | Approx:150g  |
U Ground Screw :
Abnormal shape Ground screw including many kinds of designs ,which are not same as standard design of ground screw with nut or flange ,usually add some special assist parts ,or special design of ground screw .
Materlal of hot dip galvanized ground screw :Q235 carbon steel
Diameter of pipe : 48 mm,60 mm,68 mm,76 mm,89 mm,114 mm
Length of ground screw : 550-6000 mm
Thickness of pile : 2.50-4.0 mm
Surface treatment : Hot dip galvanized,DIN EN ISO 1461-1999,thickness of coating :more than 80micron
Mainly including : no pipe-ground screw, field ground screw ,no-pipe ground screw with nut ,flange ground screw double flange pile ,twist pile ground screw,ground anchor screw,screw pile,galvanizing ground screw
Usage : Farm or garden fence,tent,solar energy system ,PV Mounting ,advertising board or banner ,simple house &
U Type Ground Screw,U Type Fence Post Anchor,U Shape Ground Screw,Ground Anchor
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