One pipe pneumatic static pressure regulator with high capacity BLP

Overview

One- or two-pipe, direct- or reverse-acting, low- or high-capacity controller used with pneumatic actuators in central fan installations. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.

Features

• Adjustable setpoint and throttling range (Zero and span).
• Direct Acting (DA) and Reverse Acting (RA).
• Sharp-barb, push-on connectors for plastic tubing.
• Field calibration possible.

Product Specifications

Application

Static or Differential Pressure

Airflow Usage

0.022 scfm (10.0 mL/s) at 18 psi (124 kPa)

Maximum Safe Operating Pressure (psi)

25 psi

Maximum Safe Operating Pressure (kPa)

170 kPa

Temperature Range (F)

40 F to 120 F

Temperature Range (C)

5 C to 50 C

Comments

High capacity branchline pressure

Mounting

Duct mount

Approvals, Underwriters Laboratories Inc.

Approvals, CSA

Approvals, Factory Mutual

Connection Size (in.)

Main: Sharp-barbed fittings for 1/4 in. diameter tubing; Branch: Sharp-barbed fittings for 5/32 in. diameter tubing

Differential Pressure Range (psi)

Differential Pressure Range (kPa)

Approvals, NEMA Standard

Pressure Ratings (psi)

Maximum Safe Static Pressure-- 28 in. wc

Pressure Ratings (kPa)

Maximum Safe Static Pressure-- 7 kPa

Action

Reverse Acting, Direct Acting

Number of Pipes

2

Changeover Pressure (psi)

Changeover Pressure (kPa)

Mainline Pressure Range (psi)

16 to 25 psi

Mainline Pressure Range (kPa)

112 to 175 kPa

Capacity

Throttling Range (in. wc)

0.03 to 0.5 in wc (adjustable)

Control Range (fpm)

Control Range (m/s)

Number of Sensor Inputs

Remote Control Point Adjustment

Setpoint Range (psi)

0 to 8 in. wc (adjustable)

Setpoint Range (kPa)

0 to 2 kPa (adjustable)

Approximate Throttling Range, Midscale (psi)

Approximate Throttling Range, Midscale (kPa)

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