Hydromatic II Chiller Operation Manual

Page 31
Rev 1.07 ©2015 Micro Air Corp 10/26/2015
Appendix 3: Ordering a system
The Hydromatic II control system is a versatile platform that can be configured as
desired for specific system requirements. The number of sensors required depends on the
options in your system. Use the table below to determine the number of sensors required
for your system.
Table 1
Sensors required
Number of compressors in system
Number of electric heaters in system
Return sensor
1
Additional return sensors (optional *)
TOTAL SENSORS (Add Boxes):
*Additional return sensors may be added to each control board. Only one sensor
is used however if a sensor fails, the master will switch to another installed sensor if
one is available. .
A touch screen display is available as an option. This panel permits remotely
monitoring and programming the system without needing to access the control boards.
Each compressor in the system requires a controller. Use the chart below to
determine the additional Microair supplied components needed in your system.
Table 2
Order Number
Description
Quantity determined by:
Quantity
SUB-056-X15-GLASS
Sensor
Total sensors from Table 1
ASY-250-XXX
Control board
Number of compressors
ASY-251-XXX
Pump relay board
Always order 1
1
ASY-387-XXX
Touch Screen Display
Optional display. Can be
more than one in system.
Custom Electrical Enclosures
Micro Air also builds and wires custom electrical boxes containing all the
components and connections needed to control multiple compressors with the
Hydromatic II system. Contact Microair with your system requirements for details on
these custom boxes.