Installation Manual
Contents
1. YIYINIYINIYIYIYIYI RJ45 RJ45 Communication Cable Extension OUTPUT RATINGS 120VAC 6A RESISTIVE 1A PILOT DUTY 15A TOTAL FOR ALL CIRCUITS INPUT RATINGS 115VAC 60Hz 12VA MAX Use Copper Conductors Only CAUTION Risk of Electric Shock More than one disconnect switch may be required to de energize the equipment before servicing Ge a AAA RS 485 RJ11 Extension Cable HT 059294 00 B X BAC BACnet Interface Module Installation and Configuration Manual HT 059294 00 B Heating Systems Company A subsidiary of BRADFORD WHITE Corporation 20 Industrial Way Rochester NH 03867 603 335 6300 FAX 603 335 3355 1355 Kuehner Drive Simi Valley CA 93063 800 900 9267 FAX 800 559 1583 Sales Service 1869 Sismet Road Mississauga Ontario Canada LAW 1W8 905 238 0100 FAX 905 366 0130 www laars com Litho in U S A O Laars Heating Systems 0911 Document 42332. CONNECTING TO CONTROL The BACnet Interface Module communicates all of its information to the control using RJ45 cable the cable is provided with the module Both the BACnet Interface Module and the control have RJ45 sockets CONNECTING TO EXTENSION Unlike the heating control the extension has a RJ11 Socket In addition each extension is packaged with an RJ11 cable to connect to the control See Wiring to Control and Extension on page 7 If an extension is being used use RJ11 RS485 socket on the BACnet module to connect to the extension See Item List on page 3 X BAC BACnet Interface Module Installation and Configuration Manual BACNET STARTUP MENU SETUP BACNET MODE Enable Disable Default Disable Button MENU lt System Startup gt Sensor Fault BACnet Mode This menu option enables or disables the BACnet MSTP capability When enabled additional BACnet settings shall be available for further customizing BACNET BAUD RATE 9600 19200 38400 Default 19200 Button MENU lt System Startup gt Sensor Fault BACnet Mode BACnet Baudrate For the control to communicate over a BAcnet MS TP network it must use the same Baud rate as the rest of the network The control offers three Baud Rates If communication was not successful the baud rate could be the cause Check with the network administrator for the network baud rate Then match it on the control MS TP ADDRESS 1 to 127
3. Default 64 Button MENU System Startup gt BACnet Mode BACnet Baudrate MSTP Address Each device on the MS TP network must have a unique address This is the MS TP address on a RS485 network Its MS TP range 15 1 though 127 The MS TP address must be provided by the Network Administrator BACNET ID 1 to 4 000 000 Default Button MENU System Startup gt MSTP Address BACnet ID The BACnet ID is a unique 32 bit number that identifies the control within the BACnet network No two ID shall be the same even if dealing across networks t must be provided by the BACnet Network Administrator L E D PRODUCT Yellow LED Flashes on communication between the BACnet Interface Module and the COMM control Green LED Flashes on communication between the BACnet Interface Module and the BACnet network Red LED Flashes steadily to indicate the BACnet Interface Module 1s operational X BAC BACnet Interface Module Installation and Configuration Manual HT 059294 00 B HT 059294 00 B NO LED LIGHTS e The RJ45 connection to the control powers the BACnet Interface Module If all LEDs are off then check the cable connecting the module to the control The cable consist of 8 wires Check each of the color coded wires continuity in the cable using a continuity meter NO COMMUNICATION Check the Yellow and Green LEDs If the Yellow LED is continuously On or Off then check the cable connecting the module t
4. Document 4233 Installation and Operation Manual X B C Adds BACnet MSTP Capability to Laars M4 LHS Controls BACnet Interface Module LAARS 9 X BAC PRODUCT COMM RS485 OUTPUT RATINGS 120VAC 6A RESISTIVE 1A PILOT DUTY 15A TOTAL FOR ALL CIRCUITS INPUT RATINGS 15VAC 60Hz 30VA MAX USE COPPER WIRE CLASS 1 WIRE ONLY DO NOT APPLY ANY VOLTAGE PROGRAM RUN TO B rer rem CUR VLT CUR VLT CUR VLT CUR VLT TEMP ETBACI GND GND GND m laa To BACnet 3 16 19 KOPAI 22 Pa HH HH BE E b Ple pien SNR RN NN NN NN SINTININIOININIS RJ45 Communication Cable A WARNING This control is strictly an operating control it should never be used as a primary limit or safety control All equipment must have its own certified limit and safety controls required by local codes The installer must verify proper operation and correct any safety problems prior to the installation of this control TF 059294 00 B y 3 e E x A subsidiary of BRADFORD WHITE Corporation HT 059294 00 B CONTENT uu Fe ee oU e ue Q ROR W W Qw ERE REE eee EER we ww m owe EES 3 lO Lil gt 2 39 20 Aaa 4 B3 3 QD kee ug A Q Qa 3 3 WII gt ee tae tee Gh
5. N Mounting Tab N N J F RS485 Operation RJ45 RJ11 to EMS LEDs Communication to Extension to Control ITEM LIST X BAC BACnet Interface Module e RJ45 cables Ethernet Cable INSTALLATION The BACnet Interface Module communicates with the M4 LHS control using the RJ45 cable Thus it needs to be installed in close proximity to the control Mount the BACnet Interface Module on a flat surface next to the control The module can be mounted horizontally or vertically Keep the module away from extreme heat cold or humidity Screw the module to the flat surface using the two side tabs with holes No need to remove the BACnet Interface Module cover WIRING No power wiring 1s required for the BACnet Interface Module It gets its power through the control s RJ45 connection The module s MS TP terminals are of the removal type That facilitates easy wiring Just unscrew the terminal block side screws to remove the full terminal block BACNET MS TP WIRING e Use 1872 AWG Twisted Pair cable The cable length must not exceed 3500 feet Connect the MS TP cable coming from the BACnet MS TP network to the MS TP terminals on the BACnet Interface Module Communication on the BACnet MS TP network is polarity sensitive To BACnet The ground terminal GND MUST be connected to the BMS Ground MSTP X BAC BACnet Interface Module Installation and Configuration Manual HT 059294 00 B HT 059294 00 B
6. ee eae eee HEE RPL eke 2 2 2 z 2 HH ee 93 3 3 BACnet MS TP 3 Connecting to Control aaa aaa 4 Connecting to Extension ll ll r s ls sr rs a rs s e s s s s e os o 4 BACnet Startup Menu 5 BACnet Mode ao a 5 Rales s scm v 2 S w r3 eu w ae Qa Q Q lt S 9 S S S S o amp Gs ye REGS w 39 5 MS TP Address llle ll lll le s s a 5 23 3235 93 93 2 osas RES Reet 2 Q 2 a 2 s l 2 S 2 ee 9 999349 5 DED ae se eee eee 5 Troubleshooting uec de uk ooo wee Ro XC Q w N a w 9 79 ARA OS 6 AA 6 as i lt s eee bee X a Bee b Q Q w Q w B Q a ws Q 1m ss 6 SD6CHICaUOD cu wo u lt Q Q e ee hehe eee ES w m Aaa AAA 6 Wiring to Control and Extension 2 0 s a s c r rr a T X BAC BACnet Interface Module Installation and Configuration Manual OVERVIEW The BACnet Interface Module adds BACnet MS TP communication capability to the M4 LHS control It does that by connecting to both the control and the BACnet MS TP network All the BACnet settings are configured through the control The BACnet Interface Module has LEDs that can help in displaying communication status LAARS 9 X BAC PRODUCT COMM RS485 MSTP A GND B
7. o the control e If the Green LED is continuously On or Off then check the cable connecting the module to BACnet network Make sure that the control s Baud Rate and the BACnet Network s are the same See BACnet Baud Rate on page 5 SPECIFICATION Control RJ45 to control Cable is provided BACnet MS TP Communication 3 wire Extension Communication RS485 RJ11 to Extension Cable packaged with Extension D ARTETA EIS ee devas Red Yellow and Green iO Gi eos E E E eee 2 amp 2 9 E eee ee ee amp 624 3 8 x 1 Wear css crasas REST ESREESESA ARE RES Pound X BAC BACnet Interface Module Installation and Configuration Manual WIRING TO CONTROL AND EXTENSION PRODUCT COMM OUTPUT RATINGS 120VAC 6A RESISTIVE 1A PILOT DUTY 15A TOTAL FOR ALL CIRCUITS INPUT RATINGS 115VAC 60Hz 30VA MAX USE COPPER WIRE CLASS 1 WIRE ONLY OL LISTED ENCLOSED ENERGY MANAGEMENT EQUIPMENT 99RA RJ45 RJ11 RJ45 Cable D m CAUTION RIEK OF TO Shock DO NOT APPLY ANY VOLTAGE lore than one disconnect switch may be require TO INPUT TERMINALS to de energize the equipment before servicing A B Cc D OUTDOOR EXTENSION CUR VLT CUR CUR VLT CUR VLT TEMP Moe Ue To BACnet HH HH AR HH ESES ESES ESEA EME STP
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