Precise and Economical- Superior Compatibility
- Vibration Resistant
- Ideal for Harsh, Industrial Environments
The Series 642 Pressure Transmitter delivers ±0.1% accuracy for pressure measurement of liquids and compatible gases, economically. Units are constructed of 316 and 316 L SS wetted parts for superior compatibility. Zero and span are independently adjustable. Transmitters feature simple two-wire operation plus reverse polarity protection. Liquid fill provides shock and vibration-resistant operation.
PHYSICAL DATA
Service: Compatible gas, liquids.
Output: 4 to 20 mA, two-wire.
Supply Voltage: 10 to 35 VDC.
Loop Resistance: 1250 ohms DC max.
Current Consumption: 38 mA DC max.
Accuracy: 0.1% F.S.
Maximum Pressure: 2x pressure range.
Zero and Span: Adjustable to 0.05% of full span.
Thermal Effect: ±0.01% F.S./°F (0.005% F.S./°C).
Wetted Parts: 316, 316 L SS.
Housing: 316 SS.
Operating Temperature: 20 to 120°F (-7 to 49°C).
Fill Fluid: Silicone fluid, 200 cs, Dow Corning 200.
Process Connections: Dual-size 3/8" male NPT, 1/8" female NPT.
Electrical Connections: 3-position terminal block.
Weight: 11 oz. (312 g).
Applications include aerospace industries, factory automation, equipment monitoring and industrial research. The Series 642 Pressure Transmitter is ideal for use in harsh environments.
