Relays
56
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70-6925
RP913 Pneumatic Load Analyzer
A diaphragm logic pressure selector selects the highest and/or
lowest branch pressure input from zone thermostats to operate
final control elements in pneumatic control applications.
Replacement devices are available for Johnson, Powers,
Robertshaw, and Barber-Colman devices.
•
Seven input manifold containing logic diaphragm, air filter, and
restrictions.
•
Ten sharp barb connectors for all piping requirements.
•
Large integral filter assures clean air to the manifold.
•
Requires no field adjustment, and plastic construction results in
minimum maintenance.
•
Two analyzers can be connected together to increase inputs to
twelve.
RP913A Typical Piping
Type:
Load Analyzer Relay, 7 input
Dimensions, Approximate:
3/4 in. high x 6 1/2 in. long x 2 1/16 deep
(19 mm high x 165 mm long x 52 mm deep)
Airflow Usage:
0.04 scfm (0.019 mL/s)
Air Connections:
Barb fittings (10) for 1/4 in. (6 mm) O.D. plastic
tubing
Capacity:
0.039 scfm at 1 psi differential (18 mL/s at 5 kPa differential)
Operating Humidity Range (% RH):
5 to 95% RH
Temperature Range:
0 F to 140 F (-18 C to +60 C)
Maximum Safe Operating Pressure:
25 psi (172 kPa)
Replacement Parts:
14001865-001
Filter Cartridge Assembly
PLUG PORT H OR L WHEN NOT USED.
C4483
1
M
H
L
1
2
3
4
5
6
7
COOLING
HEATING
ZONE
THERMOSTATS
1
M
M
M
M
M
N.C.
N.O.
RP913A
Product Number
Operation
Mounting
Description
RP913A1008
Selects highest and/or lowest branch pressure input
to operate final control elements
Wall or In-line or panel
Wall, In-Line or Panel Mounted Load Analyzer Relay,
7 input
Summary of Contents for VP525C
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