R elease 1.9 AUGUST 2017
- PAGE 1 - Modbus the Actionpac LNS4 Smoke fire damper Control System provides a Modbus server (slave) interface for bMS clients. the bMS client must periodically poll the Actionpac LNS4 system for damper status using function code 03 (read Holding registers). the bMS must use the damper handle with the function code 03 to request the damper status. response to function code 03 Upper Digit (Position Field) Lower Digit (Status Field) 0 Damper is open 0 Damper is healthy 1 Damper is closed 1 Damper is missing 2 Damper is balanced 2 Damper has feedback failure 3 Damper is travelling 3 Damper has comm failure 9 Null Value 4 Damper had both feedback and comm failure 5 Damper is out of service 6 Damper is in local mode 9 Null Value
- damper is offline or under test. Ignore the Position field. damper is in local mode i.e. under control of the bMS. Ignore the Position field. * the damper handles does not exist. exaMPle 1 From BMS: <03 data-preserve-html-node="true"><100 data-preserve-html-node="true"> Response from Actionpac LNS4: <00 data-preserve-html-node="true"> (damper 100 is open and healthy.) exaMPle 2 From BMS: <03 data-preserve-html-node="true"><110 data-preserve-html-node="true"> Response from Actionpac LNS4: <01 data-preserve-html-node="true"> (damper 110 is open and faulty.) baCnet the Actionpac LNS4 Smoke fire damper Control System provides a baCnet server interface for bMS clients. the bMS client can use the readProperty service to read the ANALOG_VALUE object for each damper. The pertinent fields for this object are as follows: Property Type Description Object_Identifier BACnet The object number ObjectIdentifier (instance) holds the damper handle Object_Name Char string The damper name Description Char string The group (zone) the damper is located in Present_Value Real 0 - Damper is open 1 - Damper is closed 2 - Damper is balanced 3 - Damper is travelling 4 - Damper is missing 5 - Damper is in fault 6 - Damper is out of service 7 - Damper is in local mode Actionpac LNS4 Modbus & BACnet BMS Protocol R elease 1.9 AUGUST 2017
- PAGE 2 - ELECTROSTAT IC SENSITIVE DEVICE Unit 33, Southern Cross Business Park, Bray, Co. Wicklow, A98 HT99, Ireland T: +353 1 2761600 F: +353 1 2761611 E: email@example.com www.safegard.ie Complies with European standards WARNING: The responsible body shall be made aware that, if the equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. The information herein is subject to change without notice. We do not assume any liability arising out of the use of this product. Purchase of goods and services is subject to Safegard Systems standard terms and conditions. Product warranty 12 months from date of delivery. Swegon Air Management, South Street, Whitstable, Kent, CT5 3DU, UK T: 01227 276100 F: 01227 264262 E: firstname.lastname@example.org www.actionair.co.uk Actionair and Safegard are brand names of Swegon Air Management and Safegard Systems respectively and both companies are part of the Swegon Group.