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Panasonic Industry / Automation Controls

SQ4-A21-N｜Safety Liquid Leak Sensor [Control Category 4 PLe SIL3] SQ4

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This product has been confirmed that it does not contain the 6 substances specified in EU RoHS Directive 2011/65/EU and the 4 substances specified in 2015/863/EU.

Product Number

SQ4-A21-N

Part Number

SQ4-A21-N

Product

Safety Liquid Leak Sensor [Control Category 4 PLe SIL3]

Details

Sensor [For standard liquid]

Product Name

 Safety Liquid Leak Sensor [Control Category 4 PLe SIL3] SQ4

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*Specifications and design of the products are subject to change without notice for the product improvement.

Spec Detail

Specifications and design of the products are subject to change without notice for the product improvement.
ItemSpecifications
Part NumberSQ4-A21-N
Product NumberSQ4-A21-N
Products NameSafety Liquid Leak Sensor [Control Category 4 PLe SIL3]
Product detailsSensor [For standard liquid]
The price of the productPlease contact our office
Sensing objectWater (Standard liquid)
(Note 1) Highly viscous liquid may not be stably detected.
(Note 2) The agents mentioned above are examples. It may not be detected depending on viscosity the agent. Before using this device, check the detecting liquid and installation condition.
Power voltage12 to 24 V DC plus or minus 10 % Ripple P-P 10 % or less
Current consumption30 mA or less
Utilization categoryDC-12, DC-13
Detection output(Leakage detection)NPN open-collector transistor
- Maximum sink current: 50 mA
- Applied voltage: Same as the supply voltage (between detection output and 0 V)
- Residual voltage: 2 V or less (at 50 mA sink current)
Detection output(Leakage detection):Response time10 ms or less
Detection output(Leakage detection):Output operation ON when normal condition or initial detection, OFF when detection leakage or wrong installation
Detection output(Leakage detection):Short-circuit protectionIncorporated
Detection auxiliary output(Initial detection)NPN open-collector transistor
- Maximum sink current: 50 mA
- Applied voltage: Same as the supply voltage (between detection auxiliary output and 0 V)
- Residual voltage: 2 V or less (at 50 mA sink current)
Detection auxiliary output(Initial detection):Response time50 ms or less
Detection auxiliary output(Initial detection):Output operationON when normal condition, OFF when initial detection or accidental leakage
Detection auxiliary output(Initial detection):Short-circuit protectionIncorporated
ProtectionIP65 / IP67 (IEC)
Ambient temperature-10 to +55 ℃ +14 to +131 ℉ (No dew condensation or icing allowed) (Note) Storage: -10 to +55 ℃ +14 to +131 ℉
(Note) Liquid being detected should be also kept within the rated ambient temperature range.
Ambient humidity35 to 85 % RH, Storage: 35 to 85 % RH
Emitting elementInfrared LED (modulated)
MaterialEnclosure: Polypropylene
Cable0.18 mm2 4-core PVC cabtyre cable, 2 m 6.562 ft long
WeightNet weight: 45 g approx
Gross weight: 110 g approx

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