Modulating control (24 vac), Dodge engineering & controls, inc, Installation – Dodge EN221 User Manual
Page 8: Three-position control (24 vac)
Dodge Engineering & Controls, Inc.
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Installation
EN221 and EN310 Non-Spring Return Electronic Actuators
Three-Position Control (24 VAC)
M
A
B
S1
S4
S2 S3
S5 S6
1
6
7
PL0009R1
Figure 21.
Table 1. Three-Position Control 24 VAC.
Color
Standard
Symbol
Function
Plenum
1 (+)
Red
6 Control
signal
clockwise
Violet
7
Control signal
counterclockwise
Orange
S1
Switch A Common
Gray/red
S2
Switch A NC
Gray/blue
S3
Switch A NO
Gray/pink
S4
Switch B Common
Black/red
S5
Switch B NC
Black/blue
S6
Switch B NO
Black/pink
Modulating Control (24 VAC)
M
A
B
S1
S4
S2 S3
S5 S6
1
8
2
9
EA0284R1
Figure 22.
Table 2. Modulating Control 24 VAC.
Color
Standard
Symbol
Function
Plenum
1
(
+
)
Red
2 Com
Black
8
0 to 10 VDC input signal
Gray
9
Output for 0 to 10 VDC
position indication
Pink
S1
Switch A Common
Gray/red
S2
Switch A NC
Gray/blue
S3
Switch A NO
Gray/pink
S4
Switch B Common
Black/red
S5
Switch B NC
Black/blue
S6
Switch B NO
Black/pink
UL Doc. No. 129-272
EAI/EN-8
Dodge Engineering & Controls, Inc.
Rev. 5, Jan., 2005