TAC Pneumatic Products Catalog

Active Connections
Port Description
C Common.
a C2 Common no. 2.
NO Normally open.
a
NO2 Normally open no. 2.
NC Normally closed.
a
NC2 Normally closed no. 2.
S Input signal.
a R504-3 and R504-4 only.
Accessories
Model No. Wholesale Model No. Description
K503 22-151 Mounting bracket.
Typical Applications
M
B M S R C
P541-RA (RA)
Receiver Controller
Cooling Control
Branch Air to 0 psig Winter
Control Device S/ 20 psig Summer
W
M
Receiver
Gauge
NC NO C S B M S R C
R504
Diverting Relay
Figure 1 Typical Application.
R504 Series (2354 Series)
Temperature
Transmitter
(3-15 psig)
F-27383-1 © Copyright 2006 TAC. All Rights Reserved. 93
M
N100-0010
P541 (DA)
Receiver Controller
Heating Control