What is the Carrier® ChillerVu™?
Carrier® ChillerVu™
(OPN-PSM-MPCXPE)
Carrier Proprietary and Confidential
CARRIER CORPORATION ©2017
Installation and Start-up Guide
3
All rights reserved
Input resolution
14 bit A/D
Input pulse frequency
40 pulses per second. Minimum pulse width (on or off time) required for each
pulse is 12.5 msec.
Outputs
8 outputs for 24 Vdc relay driver, 0–10 Vdc, or 0-20 mA. Does not support dry
contact output channels.
Output resolution
12 bit D/A
Memory
16 MB non-volatile battery-backed RAM (with 12 MB available for use), 8 MB Flash
memory, 32-bit memory bus
Real-time clock
Battery-backed real-time clock keeps track of time in event of power failure
Battery
10-year Lithium CR123A battery ensures the following data is retained for a
maximum of 720 hours during power outages:
•
Control Programs
•
Schedules
•
Trends
•
Driver
To conserve battery life, you can set the driver to turn off battery backup after a
specified number of days and depend on the archive function to restore data when
the power returns.
A low battery is indicated by the
Battery Low
LED or a low battery alarm in the i-
Vu® application or a touchscreen device.
Protection
Incoming power - replaceable 3 Amp Pico
®
fuse
Network connections - non-replaceable internal solid-state polyswitches reset
themselves when fault clears
Power, network, I/O connections - protected against voltage transient and surge
events
BT485 connector
You can install a BT485 (#BT485 - sold separately) to a Carrier® ChillerVu™ at the
beginning and end of a network segment to add bias and to terminate a network
segment.
Status indicators
LED's indicate status of communications and low battery status. Seven segment
display indicates running, error, and power status.
Environmental operating
range
0 to 140° F (-18 to 60°C), 0 to 90% relative humidity, non-condensing
Storage temperature range -24 to 140°F (-30 to 60°C), 0 to 90% relative humidity, non-condensing
Physical
Rugged aluminum cover, removable screw-type terminal blocks
