
AMMONIA User Manual
AMMONIA_User 9/09
11
B.2.1 Analyzer Wiring Terminals cont.
The back,
Power
circuit board has 5 ON/OFF Power Relays, 4 Variable Frequency Feed outputs
and the controller power supply
.
The
Ai
, industrial version of the Aegis, includes an enclosure door mounted AC Power ON/OFF
switch
.
L LM N N
NEUTRALS
AC
A & B
A & B
A & B
A & B
A & B
AC POWER
AC RELAYS 1-3
AC RELAYS 4-5
RUN R1
NO
R2
NC NO
R3
NC NO
R4
NC NO
R5
NC NO
DC
P6
A B
P7
A B
P8
A B
P9
A B
FREQUENCY CONTROLS
115V
5 Power Relay
ON/OFF
Controls
4 Pump
Frequency
Controls
Line
Voltage
Select
Relay
Fuse
To Measure Card
Power Card
Cable to
Measure
Card
AC Power
IN & fused
Auxiliary Power
OUT
Variable
Frequency
Pump
Controls
AC Power to
Solenoids,
Valves & Pumps
AC Power
cabling to
optional
door mounted
ON/OFF
A blue tinted electrical shield, secured by two thumbscrews, covers the terminals of the
Power
board. Controllers may be supplied prewired with either 120VAC NEMA sockets or with an optional
plug box. Variable frequency pump control cables may be pre-wired.