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OEM Mechanical Pressure Switch for Low Pressure and Vacuum

-134 to 395 inH2O, fixed deadband

(0)

$182.46

Item# PSW-681

Volume discounts available

Volume Discount Schedule

Quantity	Price each
1-24	$182.46
25-49	$173.34
50-99	$169.69
100-199	$162.39
200+	$158.74

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Lead Time (If not in stock): 2 weeks

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PSW-681 Model Options

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Switch Type

Pressure Range

Pressure Type

Pressure Port Size

Pressure Port Type

Deadband

Specs

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Contact Blocks 1 Amp
Maximum Ambient Temperature 90 {C} (194 {F})
Minimum Ambient Temperature -55 {C} (-67 {F})
repeatability ±0.8 inH2O

SPECIFICATIONS
Process Temp: -55 to 90°C (-67 to 194°F) A setpoint change of up to 2% of sensor capacity may be anticipated when switch is used either below -25°C (-13°F) or above 50°C (122°F)
Repeatability: ±0.8 inH₂O
Cycling: Not to exceed 20 CPM
Warranty: 3 year/1 million cycles
Proof Pressure/Vacuum: ±553.6 inH₂O (±20 psi)
Wetted Parts: Buna-N, 316 Stainless Steel, zinc alloy with chromate finish, Loctite #271 sealing compound
Dimensions: 58.4 D x 57.2 mm H (2.3 D x 2.25' H)
Pressure Port: 1/8-27 NPT male
Electrical Connection: 300 mm (12') pigtail leads 20 AWG, polyvinyl insulated
Weight: 221 g (7.8 oz)

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