4 electrical connections – AEC Econo-Cool Chillers User Manual
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AEC Water Temperature Control Units
Communications Option
Mode Parameter
Setting
range
Default
Solenoid or
Modulating
Valve
Communications stop bit
1 to 2
2
2
Communications data length
7 to 8
7
7
Communications parity
None, Even, Odd
Even
Even
Communications baud rate
1.2, 2.4, 4.8,
9.6, 19.2 K
9.6 9.6
Communications unit number
0-99
0
0
Transfer Output
Mode Parameter Setting
range
Default
Solenoid or
Modulating
Valve
Transfer output type
SP, PV,
SP RAMP, MV
PV PV
Transfer output upper limit
-200 to 1300
1300
250
Transfer output lower limit
-200 to 1300
-200
0
6-4 Electrical
Connections
Make sure that a qualified electrician inspects all electrical components and
connections every six (6) months for secure attachment and ground connections.
Inspect all wiring for fraying or damage, especially power lines where they enter the
unit. All wiring connections must be tight.