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BMS-IFWH

4

E

2

INSTALLATION MANUAL

ENERGY MONITORING RELAY
INTERFACE

• Thank you very much for purchasing this TOSHIBA Energy Monitoring Relay Interface.
• Please read this manual carefully beforehand for proper installation of the relay interface.

CONTENTS

Precautions for Safety .................................................................................................................... 1
Introduction ..................................................................................................................................... 2
Before Installation .......................................................................................................................... 3
1 Installation .................................................................................................................................... 4
2 Connection of Power cables/Earth wires/Signal wires ........................................................... 5
3 Setting .......................................................................................................................................... 8
4 Trial Operation Check ................................................................................................................. 9

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Summary of Contents for BMS-IFWH4E2

Page 1: ...IBA Energy Monitoring Relay Interface Please read this manual carefully beforehand for proper installation of the relay interface CONTENTS Precautions for Safety 1 Introduction 2 Before Installation 3 1 Installation 4 2 Connection of Power cables Earth wires Signal wires 5 3 Setting 8 4 Trial Operation Check 9 ...

Page 2: ...ion may result in electric shock or fire Turn off the main power supply switch or breaker before attempting any electrical work Make sure all power switches are off Failure to do so may cause electric shock Perform installation work properly according to this Installation Manual Improper installation may result in electric shock or fire Do not modify the unit Any modification may cause a malfuncti...

Page 3: ...for power input Grommet for power meter Grommet for RS 485 Applications Functions Specifications Applications The Energy Monitoring Relay Interface is used to measure and distribute the power of the air conditioner Functions The interface calculates output power pulses with connected power meters and then sends the calculation result to the Touch Screen Controller Specifications ExternalView Power...

Page 4: ... 1 1 4 2 Item ENERGY MONITORING RELAY INTERFACE Installation Manual Screw Pin terminal Remarks M4 x 12mm tapping screws No 1 2 3 Type Wire size Length Type Wire size Length Type Wire size Line For RS 485 For connection to power meter For power Description 2 core shield wire 1 25 mm2 500m max total length 2 core wire 0 3mm2 100m max H07 RN F or 245IEC66 0 75mm2 50 m max ...

Page 5: ...y of the following places Humid or wet place Dusty place Place exposed to direct sunlight Place where there is a TV set or radio within one meter Place exposed to rain outdoors under eaves etc Installation Space and Maintenance Space A side space for connecting through cable inlets and an upper space for maintenance must be reserved before installation The other sides can be adjacent to surroundin...

Page 6: ...nication wire Length of stripped power meter wire Insert the wire by pushing the lever with a screwdriver Check that the wire is inserted securely When inserting two RS 485 communication wires into a single terminal for connection to another interface crimp them using the attached pin terminal Power cables Earth wires Signal wires Connection of Power cables Earth wires 2 Signal wires Connect power...

Page 7: ...rminal end should be open and insulated Connection of power meter Use a power meter with a pulse generator Connect the non voltage contact output of the power meter to the Energy Monitoring Relay Interface An external input circuit is shown below Input signal is electrically isolated by photo coupler 1 Example of contact input connection 12V Wiring Connection Connection of Power cables Earth wires...

Page 8: ...CAUTION RS 485 signals A and B have polarity Be careful when connecting the RS 485 wire CAUTION No terminator resistor setting switch is provided on the Energy Monitoring Relay Interface Set the RS 485 terminator resistor on the TCS NET Relay Interface Connection of Power cables Earth wires 2 Signal wires continued TOUCH SCREEN CONTROLLER Red Orange Brown Yellow Power supply Red Orange Yellow Brow...

Page 9: ...ce address independently from the TCS NET Relay Interface address or the Digital Input Output Relay Interface address The following settings are necessary to use Energy Monitoring Relay Interfaces SW1 Address set switch When two or more Energy Monitoring Relay Interfaces are used set a different address for each unit to avoid address duplication Assign addresses in an ascending order These switche...

Page 10: ...indicated by LED2 to LED5 When SW4 is pushed respective input status of DI 5 to DI 8 is indicated by LED2 to LED5 To return to the normal operation reset SW2 to zero 0 and push SW7 SW4 OFF SW4 ON LED2 Displays DI 1 input status Displays DI 5 input status LED3 Displays DI 2 input status Displays DI 6 input status LED4 Displays DI 3 input status Displays DI 7 input status LED5 Displays DI 4 input st...

Page 11: ...10 Memo ...

Page 12: ...DH69509102 ...

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