Airedale Ultima Compact FreeCool 30kW - 450kW - Manual (Page 19)

Chillers ULTIMA COMPACT FREECOOL
Chillers
19
Technical Manual : 6259576 V1.2.0_02__2013
Controls
STANDARD FEATURES
Unit Remote ON/OFF Disables/Enables the chiller remotely.
Compressor Anti Cycle
Control Automatic via the Microprocessor.
Compressor Load Limit Limits the condensing pressure by unloading above 24Barg.
Limits the evaporating pressure by unloading at the minimum pressure setpoint, which is
adjustable depending on system glycol content.
Pump(s) Remote
ON/OFF Disables/Enables the pump(s) remotely.
Remote Setback
Temperature Setpoint
Switch A setback setpoint for supply water temperature can be selected to suit summer/winter
conditions or night setback.
Compressor Hours Run Displays hours run of each compressor.
Password Protection The control system integrity can be maintained by restricting access with a password
PIN number.
CAUTION IMPORTANT: To change the PIN number, please contact Airedale at time of order
with the preferred 4 digit number.
OPTIONAL FEATURES
Pump(s) Hours Run Displays hours run of each pump.
BMS Interface Card Enables Controlled units to be interfaced with most BMS, factory fitted,
please contact Airedale.
A wide range of protocols can be accommodated through the use of interface devices.
Available as a standard option are: ModBus/Jbus and Carel.
For interfaces such as SNMP, LonWorks, Metasys and BACnet, please contact Airedale.
Also available is Airedale’s own supervisory plug-in BMS card pCOWEB.
Based on Ethernet TCP/IP secure technology with SNMP features.
Requires no proprietary cabling or monitoring software and supplied pre programmed with
an IP address for ease of set up.
BMS system configuration by others.
GSM Modem Kit Allows remote alarm monitoring by sending alarm text messages to a nominated mobile
phone, factory set.
Chiller Sequence
Manager For the efficient temperature and capacity operation of multiple units on a single site (up
to 8 units), the sequence manager will permit interlinked operation of the complete system
thereby providing optimum temperature control and minimum power consumption.
Included within this package is a site visit by Airedale Control Specialists to set up
multiple unit sequence control.
The chiller sequence manager is supplied as a separate control panel to be mounted
remotely indoors, such as a plant room.
CAUTION When adding to an existing controls scheme, please consult Airedale to ensure
strategy compatibility.