Temperature Difference Units; Bacnet Connectivity For E.g. Water And Oil Meters; Alarming; Pics Document - aqua metro CALEC ST Instructions De Montage Et D'utilisation

Temperature difference units

Unit BACnet Enum
°K 63

BACnet connectivity for e.g. water and oil meters

Two auxiliary inputs are available to totalise pulses from other meters e.g. water and oil meters with pulse signals and communicate the to-
tal directly to the BACnet MS/TP network.

Alarming

®
The status messages of CALEC
Device status "error"
All important device errors have to be monitored, like "system error" with the error code.
Measurement value status "alarm":
Specific messages like "dt alarm" have to be monitored with the alarm code (for more information please see error messages in the ope-
®
rating manual of CALEC ST).

PICS document

®
The PICS document of CALEC ST is available on www.aquametro.com.

Troubleshooting

Error / Fault
®
CALEC ST does not communicate
on the BACnet MS/TP network
6
ST are linked to BACnet objects. Aquametro will differentiate between follow types of status messages:
Possible reason
Wiring of the network
Configuration of CALEC
Configuration of BMS
Remedy
Ensure that the cabling between BAC-
®
ST net MS/TP devices is correctly.
Ensure that the termination and bus
topology are correctly.
Ensure that the BACnet MAC address
and device object instance number
are configured correctly and are unique
on the network.