©Johnstone Supply eCatalog 216

COMMERCIAL CONTROLS Pneumatics

Barber-Colman PNEUMODULAR ® Receiver Controllers • Use with remote transmitters to provide proportional control • Use with pneumatic devices having an output of 3 to 15 PSI • Dual input with remote setpoint adjustment; gauges not included • Field convertible for use as a low limit controller Specifications: • Maximum supply pressure: 30 PSI

• Throttling range adjustment: 2% to 40% • Authority adjustment range: 10% to 300% • Air capacity: 8.0 SCFH • Dimensions: 5-25/32" W x 1-63/64" H x 2-1/4" D

A

B

Each

Fig. Order # Mfg. #

Model #

Description

Type

Air Consumption

L38-488 2341-501 P541 L38-489 2341-502 P541-RA L38-490 2341-521 P541-DA-B

A A B B

Direct Acting Reverse Acting Direct Acting Reverse Acting

Dual Input Dual Input

1.25 SCFH 1.25 SCFH

1499.00 1899.00 2045.00 2699.00

Dual Input Kit w/ Mounting Base 1.25 SCFH Dual Input Kit w/ Mounting Base 1.25 SCFH

L38-491

2341-522 P541-RA-B

Barber-Colman Receiver Controller • Replacement kit used in conjunction with remote proportional transmitters for control of pneumatic actuated dampers and valves • Field reversible, provides gauge mounting and includes barbed fittings for use with plastic tubing

Specifications: • Throttling range adjustment: 2.5% to 40% • Authority range: 10% to 200% • Remote setpoint adjustment range: ±10% • Dimensions: 7" W x 5-23/32" H x 4" D • 16 SCIM plus 36 SCIM for each transmitter and remote setpoint

Each

Order # Mfg. #

Type

Air Consumption 0.008 SCFM

L38-449 RKSR-4000

Single or Dual Sensor

2899.00

Barber-Colman Temperature Transmitters • Measure air or fluid temperatures in pneumatic control systems and transmit a direct acting, proportional, fixed span signal to controlling and indicating devices • One-pipe devices requiring an externally restricted source of constant pressure control air

• Field-accessible “zero” adjustment • Liquid-filled sensing elements available as 20' averaging element for air ducts or rigid elements for immersion or air duct insertion Specifications: • Maximum supply air pressure: 30 PSI • Output pressure: 3 to 15 PSI • Dimensions: 3-1/16" W x 2-5/8" H x 1-3/4" D

• Designed with pneumatic feedback to assure accuracy and stability over their temperature span

A

B

Each

Fig. Order # Mfg. #

Model #

Mounting

Temp. Range 0°F to 100°F 0°F to 100°F 40°F to 240°F

Element Length

L38-482 L38-483

A B A

2252-250 T150-1021 2252-251 T150-1022

Duct or Immersion

Rigid — 1/4" x 9-3/8" Averaging — 20' Long Rigid — 1/4" x 7-1/16"

1699.00 1945.00 1599.00

Duct

L38-484 2252-610 T150-1031

Duct or Immersion

Barber-Colman Receiver Gauge • Used to provide indication of temperature, pressure, enthalpy or humidity when used in conjunction with a transmitter-receiver system • Plastic case and 1/8"-27 MNPT center back air connection

• 3 to 5 PSI input range with adjustable pointer • 0°F to 100°F printed dial on gauge with application specific temperature, pressure or humidity dial overlays available at participating Johnstone Supply stores

Each

Order # Mfg. #

Model #

Description

L38-500 2422-003

A253-12

2" Receiver Gauge

389.00

Barber-Colman PNEUMODULAR ® Multi-Input Selector Relay • Multi-input high and low selector relay • Compares, selects and transmits the highest and/or lowest of up to six pneumatic input signals Specifications: • Air capacity: 0.5 SCFH through high port; 1.0 SCFH through low port • Air consumption: 1.5 SCFH (43.2 SCIM) • Maximum supply air: 30 PSI • Dimensions: 4" W x 2" H x 1-17/64" D • All inputs are “dead ended”; no signal air passes through the relay to the output ports

Each

Order # Mfg. #

Model #

Description

L38-498 2373-501

R533

Multi-Input High & Low Selector Relay

1545.00

420

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