DWYER – Series 636 Fixed Range Pressure Transmitter

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Description

Series 636 Fixed Range Pressure Transmitter

Stainless Steel, Explosion-proof, Accuracy ±0.30%, 4 to 20 mA or 1 to 5 VDC Signal

The Series 636 Pressure Transmitter is a low cost, fixed range, stainless steel transmitter with ±0.30% accuracy. It is designed to continuously measure pressure for years in even the toughest environmental and media conditions. Transmitters are explosion-proof, (FM approved) and meet NACE standards for off-shore applications.

Product Applications

  • Off-shore
  • Process applications

 

Features

  • Long service life and lower cost to maintain reduces total cost of ownership
  • Explosion-proof housing for use in applications where protection of process and personnel is needed

 

Specifications

  • Service: Liquid, gas or vapor.
  • Wetted Materials: 316 L SS.
  • Fill Fluid: DC 200 Silicone (standard).
  • Accuracy: ±0.30% of calibrated span including linearity hysteresis and repeatability (BFSL) at 25°C (77°F) and 12 VDC excitation.
  • Stability: ±0.5% of upper range limit for six months.
  • Temperature Limits: Electronics (ambient): -40 to 140°F (-40 to 60°C); Process interface: -40 to 212°F (-40 to 100°C).
  • Pressure Limits: 300% upper range limit.
  • Compensated Temperature Range: -20 to 180°F (-29 to 82°C).
  • Thermal Effect (includes zero and span): Between -20 and 180°F (-29 and 82°C). ±2.0% per 50°F (28°C).
  • Power Requirements: 12 to 30 VDC (636), 8 to 14 VDC (636LP), reverse polarity protection.
  • Output Signal: 4 to 20 mA DC, limited to 30 mA DC (636), 1 to 5 VDC (636LP).
  • Zero and Span Adjustments: Null: 4.0 mA ±2% span (636), 1 VDC ±1% span (636LP); Span: 16.0 mA ±1% span (636), 4 VDC ±1% span (636LP).
  • Loop Resistance: 900 Ω max. @ 30 V.
  • Electrical Connection: 3/4″ female NPT 24″ (61 cm), 22 AWG.
  • Process Connection: 1/2″ female NPT.
  • Enclosure Rating: NEMA 4 (IP56).
  • Weight: 0.83 lb (374 g).
  • Agency Approvals: CSA, FM. FM and CSA approved explosion-proof for Class I, Division 1, Groups B, C, & D, Class II, Groups E, F, & G, Class III.

 

Models & Ordering

Model Description
636-0 Fixed range pressure transmitter, range 0-15 psi (0-1 bar).
636-1 Fixed range pressure transmitter, range 0-30 psi (0-2 bar).
636-2 Fixed range pressure transmitter, range 0-100 psi (0-7 bar).
636-3 Fixed range pressure transmitter, range 0-300 psi (0-20 bar).

 

Additional information

Model

636-0, 636-1, 636-2, 636-3

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