Catalogue - Pressure Switch - GEMS SENSORS & CONTROLS - (Version JPG)

SUBMINIATURE

How To Order

Use the Bold characters from the chart below to construct a product code. Please reference Notes.

PS31 -20 -4MNB -A -SP -XX -XXXX

1 2 3 4 5 6 7

1 Series

PS31 or PS51

2 Pressure Range Code

Insert Pressure Range Code from Table 1, below.

3 Pressure Fitting¹

~-2MNB=1/8"NPTM -4MNB = 1/4"NPTM -2MGB = 1/8" BSPM (G type) -4MGB = 1/4" BSPM (G type) -8MGB = 1/2" BSPM (G type) -M10B=M10 x 1.0, Straight -M12B=M12 x 1.5, Straight -4MSB = 7/16"-20 SAE Male -6MSB = 9/16"-18 SAE Male

316 Stainless Steel -2MNS = 1/8"NPTM -4MNS = 1/4"NPTM -2MGS = 1/8" BSPM (G type) -4MGS = 1/4" BSPM (G type) -4MSS = 7/16"-20 SAE Male -6MSS = 9/16"-18 SAE Male

5 Electrical Termination

-SP=Spade Terminals (standard)

-TS=Terminal Screws -FLXX=Flying Leads²-FLSXX=Flying Leads w/PVC Shrink Tubing²-CABXX =18 AWG PVC Cable³

6 Options

-G= Gold Contacts

(for loads less than 12 mA @ 12 VDC) -IP = Ingress Protection⁴-OXY=Oxygen Cleaned -RB=Rubber Boot (shipped loose) -WF=Weather Pack Connector, Female -WM=Weather Pack Connector, Male -DE=Deutsch Connector, Male, DT04 Series

7 Fixed Set Point (optional)

A. Specify set point -FS

(in PSI or BAR, see example)⁵

B. Set Point Actuation

R on Rising Pressure

F on Falling Pressure

Example: -FS0.6BARF for 0.6 BAR Falling

or -FS10PSIR for 10 PSI Rising

Notes:

Other fittings available. Consult factory. 18" is standard. Specify lead length in inches (max. 48"). e.g. -FL18 or -FLS30. 36" is minimum. Specify cable length in inches. e.g. -CAB36or-CAB120. Ingress Protection is available only with -FL, -FLS or -CAB Electrical Termination choices. Set Point must be within Pressure Range selected in Step 2.

4 Circuit

-A=SPST/N.O. -B = SPST/N.C.

Table 1 — Pressure Range Codes PS31


Pressure Range Code	Pressure Range	Repeatability*	Average Deadband**
20	5-25 psi (0.3-1.7 bar)	±1 psi (0.07 bar) +3% of setting	2 psi (0.14 bar) +4% of setting
30	20-60 psi (1.4-4.1 bar)	±1.5 psi (0.10 bar) +3% of setting	3 psi (0.21 bar) +4% of setting
40	50-150 psi (3.4-10.3 bar)	±2.5 psi (0.17 bar) +3% of setting	4 psi (0.28 bar) +4% of setting
PS51
Pressure Range Code	Pressure Range	Repeatability*	Average Deadband**
15	50-150 psi (3.4-10.3 bar)	±3.0 psi (0.21 bar) +4% of setting	5 psi (0.14 bar) +5% of setting
20	150-300 psi (10.3-20.7 bar)	±4 psi (0.28 bar) +4% of setting	8 psi (0.21 bar) +5% of setting

LU LU

Û£

* Repeatability and set point of units may change due to the effects of temperature.

** In certain applications deadband can be tailored and controlled to customer specifications. Consult factory for details.

Visit www.GemsSensars.com for most current information.

Pressure Switch - GEMS SENSORS & CONTROLS - #25

Level switch, Proximity switch, Paddle-wheel flow-meter, Transducer, Wireless level sensor