Dwyer Series 635S Pressure Transmitter

Series 635S Pressure Transmitter

Ranges from 0-20 to 0-5000 PSI

Accuracy to ±0.5% Full Span Output

Field Adjustable Range

The Series 635S Pressure Transmitter senses pressure of air or liquids compatible with 316SS and 316L stainless steel. The unit provides a 4-20 mA output signal, using a 2, 3 or 4 wire configuration. A single, positive pressure can be measured with an accuracy of 0.5% of full span.

Specifications

Pressure Connection	1/8" female NPT
Wetted Parts	316L Stainless Steel
Electrical Connections	Terminal Block
Housing	ABS Plastic
Weight	4.5 ounces (12 grams)
Power Supply	10-35 VDC
Output	4 to 20 mA DC
Span	16 mA DC
Accuracy	±0.5% of span. Includes linearity, hysteresis and repeatability.
Stability	±1% of span/year
Thermal Errors	±0.02%/°F
Warm-Up Time	10 minutes

Models

Model Number	Factory Set Range PSI (Bar)	Minimum Range PSI (Bar)	Maximum Range PSI (Bar)
635S-1	0-30 (0-2.07)	0-20 (1.38)	0-40 (0-2.76)
635S-2	0-50 (3.45)	0-40 (2.76)	0-60 (4.14)
635S-3	0-100 (6.9)	0-60 (4.14)	0-120 (8.3)
635S-4	0-200 (13.8)	0-100 (6.9)	0-250 (17.2)
635S-5	0-500 (34.5)	0-250 (17.2)	0-600 (41.4)
635S-6	0-1000 (69)	0-600 (41.4)	0-1250 (86)
635S-7	0-2000 (138)	0-1250 (86)	0-2500 (172)
635S-8	0-4000 (276)	0-2500 (172)	0-5000 (344.5)

Sherman Instruments
John Sherman Agencies Limited
1641 Venables Street
Vancouver, BC, Canada
V5L 2H1

Phone: 604-254-9622
Fax: 604-254-3123

e-mail: info@johnsherman.com