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Pressure Switches

Industrial

Class 9012 / Refer to Catalog 9012CT9701

 

 

Table 22.8:

Non-adjustable Differential Open Type, NEMA 1 EnclosureUL Listed and CSA Certified As Industrial Control Equipment

Range On Decreasing Pressure psig	Approximate Differential at Mid-Range– psiga	Maximum Allowable Pressure psig	Open Type		NEMA 1
			Type	$ Price	Type	$ Price
Diaphragm Actuated—Nitrile (Buna-N) Diaphragm, Zinc Plated Steel Housing
0.2–10	0.4 ±0.1	100	GRO1	252.00	GRG1	261.00
1–40	1.2 ±0.3	100	GRO3	227.00	GRG3	236.00
1.5–75	2.2 ±0.4	240	GRO4	200.00	GRG4	209.00
3–150	4.2 ±1	475	GRO5	174.00	GRG5	183.00
5–250	7.4 ±2	750	GRO6	200.00	GRG6	209.00
13–425	13 ±3	850	GSO1	252.00	GSG1	261.00
20–675	19 ±5	2000	GSO2	252.00	GSG2	261.00
Piston Actuated—#440 Stainless Steel Piston. #303 Stainless Steel Housing, Fluorocarbon (VITON® ) Diaphragm and O-Ring, TEFLON® Retaining Ring.
20–1000	49 ±10	10000	GTO1	393.00	GTG1	404.00
90–2900	141 ±15	15000	GTO2	393.00	GTG2	404.00
170–5600	200 ±40	20000	GTO3	393.00	GTG3	404.00
270–9000	350 ±45	25000	GTO4	393.00	GTG4	404.00

 

Table 22.9:

Adjustable Differential Open Type, NEMA 1 EnclosureUL Listed and CSA Certified As Industrial Control Equipment

Range On Decreasing Pressure psig	Approximate Mid-Range Differential Adds to Decreasing Set Pointa	Maximum Allowable Pressure psig	Open Type		NEMA 1
			Type	$ Price	Type	$ Price
Diaphragm Actuated—Nitrile (Buna-N) Diaphragm, Zinc Plated Steel Housing
0.2–10	0.4–1.5	100	GNO1	260.00	GNG1	269.00
1–40	1.2–6	100	GNO3	236.00	GNG3	246.00
1.5–75	2.2–11	240	GNO4	212.00	GNG4	222.00
3–150	4.2–22	475	GNO5	185.00	GNG5	195.00
5–250	7.4–56	750	GNO6	212.00	GNG6	222.00
13–425	13–62	850	GPO1	260.00	GPG1	269.00
20–675	19–98	2000	GPO2	260.00	GPG2	269.00
Piston Actuated—#440 Stainless Steel Piston. #303 Stainless Steel Housing, Fluorocarbon (VITON ) Diaphragm and O-Ring, TEFLON Retaining Ring.
20–1000	49–150	10000	GQO1	395.00	GQG1	407.00
90–2900	141–455	15000	GQO2	395.00	GQG2	407.00
170–5600	200–950	20000	GQO3	395.00	GQG3	407.00
270–9000	350–1400	25000	GQO4	395.00	GQG4	407.00

a	Determines operating point on rising pressure.

 

Table 22.10:

Available Modifications

Modification	Applies to:	Form	$ Price Addition
Actuator prepared for oxygen service	GNG, GNO, GPG, GPO, GRG, GRO, GSG, GSO	O1	47.60
Standard Nitrile (Buna-N) diaphragm in #316 stainless steel housing	GNG, GNO, GRG, GRO1 only	Q1	180.00
	All other GNG, GNO, GPG, GPO, GRG, GRO, GSG, GSO	Q1	38.00
Ethylene propylene diaphragm in #316 stainless steel housing	Not available on GNG, GNO, GRG, GRO1. Available on all other GNG, GNO, GPG, GPO, GRG, GRO, GSG, GSO	Q3	57.00
Fluorocarbon (VITON ) diaphragm in #316 stainless steel housing	GNG, GNO, GRG, GRO1 only	Q4	206.00
	All other GNG, GNO, GPG, GPO, GRG, GRO, GSG, GSO	Q4	57.00
Ethylene propylene diaphragm & O-ring	GQG, GQO, GTG, GTO	Q5	28.50