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HRW BACnet HPE-MRBN Manual Download Page 14

 
 
 

 
 

HRW HPE-MRBN V401 Manual 170912            E. & O. E. / Subject to change without notice 

Page 14 of 15 

Technical Data 

 

Network Wiring 

 
 
 

 RS485 Comms Speed 

RS485 Network Capacity 

Power Supply 

 

Conformity & approvals 

 
 

Operating Temperature Range 

Storage Temperature Range 

Humidity Range 

Dimensions

  

Shielded twisted pair (shield grounded) 
Belden 9841 low capacitance twisted pair for RS485 networks 
(b foil shield, shield continuous throughout the network and 
grounded at network origin)  
RS485 - 2400, 4800, 9600, 19200, 38400, 57600, 76800 baud 
247 nodes over max. 1.2km without repeater 
24Vac, 50/60 Hz, max. 7.5VA 

   
 
 
 

0…50ºC (32…122ºF) 
-5…75ºC (-40…167ºF) 
10…95%rH (non-condensing) 
126mm (W) x 107mm (H) x 34.5mm (D)

Ordering Information 

HPE-MRBN 

Description: 

250 point gateway – Modbus RTU 485 integration of BACnet MS/TP device, for 
control panel mounting 

Standard package: 

40 units per carton 

 

Accessories 

 
HDA0002 

 

DIN rail adapter brackets, factory fitted 

 
HPECOMU 

 

Configuration cable (USB) 

 

Other HP_MR Series Devices 

 
HPC0662MR   

Universal Controller, 12 Point, Modbus RTU, 24Vac 

HPC8884MR 

Universal Controller, 28 Point, Modbus RTU, 24Vac

 

HPD0440BNMR 

Network HMI / Universal Ctrl / Scheduler / Modbus RTU gateway 
8 Point, BACnet MS/TP, 24Vac

 

HPD0460MR 

Network HMI, 12 Point, Modbus RTU, 24Vac

 

HPD0460MRC 

Network HMI / Universal Controller, 10 Point, Modbus RTU, 24Vac

 

HPD0460MRCT 

Network HMI / Universal Ctrl / Scheduler, 10 Point, Modbus RTU, 24Vac

 

HPD0460MRT 

Network HMI / Scheduler, 10 Point, Modbus RTU, 24Vac

 

HPE0662MR 

I/O expansion, 12 Point, Modbus RTU, 24Vac

 

HPE8884MR 

I/O expansion, 28 Point, Modbus RTU P, 24Vac

 

HPV0662MR 

VAV / Universal Controller, 13 Point, Modbus RTU, 24Vac

 

HPE-MRSMA 

Modbus gateway for SMA inverter devices, 250 point, 24Vac

 

 
Also available are gateways for Modbus RTU devices in to BACnet MS/TP and P1 FLN based networks 
 
 

Summary of Contents for BACnet HPE-MRBN

Page 1: ...et MS TP devices HVAC Controllers PMAC770 electricity meters c w BACnet module Sontex SC531 chilled hot water energy integrators c w BACnet module Belimo energy Valves Belimo energy valves should have dedicated gateway with System Vendor ID 423 SV 423 set in the gateway Other BACnet devices may share a gateway with default SV 0 setting Feature Summary Modbus RTU RS485 slave port BMS port BACnet MS...

Page 2: ...gs 6 Connecting at 76800 Baud Rate 6 Saving HyperTerminal Settings 6 BREAK IN TO TERMINAL MODE 6 MODBUS CONFIGRATION COMMANDS 7 BACNET CONFIGURATION COMMANDS 8 DATA BASE MAPPING TOOL 9 TERMINAL OPERATION 10 DOWNLOAD TEXT FILE 10 ENABLE BACNET MS TP PORT 11 VERIFY BACNET NETWORK COMMUNICATION 11 INSTALLATION COMMISSIONING 12 POWER RS485 12 CONNECTIONS 13 DIMENSIONS 13 TECHNICAL DATA 14 ORDERING INF...

Page 3: ...e 250 registers relating to the BACnet network devices data objects being read Long Integer Registers 4 6 8 502 Modicon Register Addresses using F03 Holding Register as example 40005 40007 40009 40503 IEEE Floating Point Registers 1004 1006 1008 1502 Modicon Register Addresses using F03 Holding Register as example 41005 41007 41009 41503 Write Relinquish The gateway operates on the BACnet side wit...

Page 4: ...manual available to assist with BACnet Object settings The gateway data base consists of 250 Modbus registers each configured with a target BACnet object s data 1 BACnet device address where the object resides MS TP Node address MAC 2 Object type BI BV BO AI AV AO MI MV MO 3 Object Instance object number Separately the BACnet network baud rate and Maximum Master value must be set The gtaeway is ge...

Page 5: ...or from Shade Blue are recommended The USB driver for the HPECOMU may be found on our web site The following settings reflect HyperTerminal Please contact us if you require assistance setting up Indigo HyperTerminal Settings For successful communication between HyperTerminal and the device initial Properties setup of HyperTerminal should be as per the screen prints below Connect to Comm Configurat...

Page 6: ...allow later terminal communication a device set with 76800 baud will operate at 9600 baud for the first 5 seconds after a power up If no attempt to connect the terminal at 9600 baud is made within 5 seconds of a power up then the device will automatically switch to 76800 for normal network operation Saving HyperTerminal Settings For ease of connection it is recommended to save the HyperTerminal se...

Page 7: ...57600 76800 Example 1001 38400 After changing comm speed it will be necessary to reconnect with HyperTerminal at the new comm speed to save write the change Zero the Reset counters 1 0 All Reset counters are zeroed Factory diag In order as displayed Rx timeout Tx timeout Hardware reset Zero the BACnet comms error counter 2 0 BACnet comms error counter is reset Example 2 0 Zero the M Bus comms erro...

Page 8: ... entered one by one Delete current point data base DE followed by 10000 1 Any configuration of point 4 502 is deleted Download of a text file with new data base will delete an old existing data base as a matter of course Enable BACnet subnet communication E Toggles Enabled Disabled of M Bus Subnet communication Default Disabled to allow easy configuration when no devices are connected Always Enabl...

Page 9: ...uest or by download from www hrw hk Resources Tools you can use our the HPE MRBN mapping Tool for creation of a table of data base settings which can be downloaded to the gateway as a text file txt As well as the generic BACnet mapping tool we also have Belimo device specific mapping tools available on request Copy the Download Table lines from the tool to Notepad text file and save for download t...

Page 10: ... entering the required settings Note that after changing the Modbus baud rate the terminal mode baud rate is also changed so reconnect HyperTerminal at the newly set baud rate and then Write W the new setting Download Text File Enter DE The display will indicate that the existing data base is being blanked and now Ready to receive data base text file While in the Ready state navigate to the text f...

Page 11: ...et MS TP communication and enter W to write the enabled state so that it will still be enabled after a power failure Note To disable enter E again to toggle from enabled to disabled state Verify BACnet Network Communication In terminal mode any scanning of the BACnet network will only occur after the data based points are added to the Log list 1 Enter L to place all points on log 2 Enter X to eXit...

Page 12: ...oing screen at each device should be continuously connected via the S terminal of the device note that the device s S terminal has no electrical connection to the device it merely acts as a junction terminal for the purpose of screen continuity The RS485 cable should avoid cable routes that run with power cables Where the RS485 cable must cross power cables then they should cross at 90 avoiding pa...

Page 13: ...1 Manual 170912 E O E Subject to change without notice Page 13 of 15 Connections Dimensions If using HDA0002 DIN rail adapter brackets the overall depth from the gear plate to the front surface of the device is 45 5mm ...

Page 14: ...e for control panel mounting Standard package 40 units per carton Accessories HDA0002 DIN rail adapter brackets factory fitted HPECOMU Configuration cable USB Other HP_MR Series Devices HPC0662MR Universal Controller 12 Point Modbus RTU 24Vac HPC8884MR Universal Controller 28 Point Modbus RTU 24Vac HPD0440BNMR Network HMI Universal Ctrl Scheduler Modbus RTU gateway 8 Point BACnet MS TP 24Vac HPD04...

Page 15: ...HRW HPE MRBN V401 Manual 170912 E O E Subject to change without notice Page 15 of 15 Notes ...

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