socomec CCS WattNode BACnet RWNC-3D-240-BN Installation Manual Download Page 2

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Contents

1 Precautions ..............................................................................................................................3

1.9 Symbols .....................................................................................................................................3

2 Overview ...................................................................................................................................3

2.1 Additional Literature ...................................................................................................................3

2.2 Electrical Service Types ............................................................................................................4

3 Installation ................................................................................................................................7

3.1 Installation Checklist ..................................................................................................................7

3.2 Mounting ....................................................................................................................................7

3.3 Connect Voltage Terminals ........................................................................................................7

3.4 Connect Current Transformers ..................................................................................................8

3.5 Connect the Output Signals .......................................................................................................9

3.6 Connect Thermistor .................................................................................................................10

4 Operation ................................................................................................................................10

4.1 Initial Configuration ..................................................................................................................10

4.2 Power Status LEDs ..................................................................................................................10

4.3 Communication LED ................................................................................................................12

4.4 Monitoring ................................................................................................................................12

4.5 Maintenance and Repair ..........................................................................................................12

5 Specifications ........................................................................................................................ 12

5.1 Accuracy .................................................................................................................................. 12

5.2 Measurement ........................................................................................................................... 13

5.3 Electrical .................................................................................................................................. 13

5.4 Thermistor Input ....................................................................................................................... 14

5.5 EIA RS-485 Interface .............................................................................................................. 14

5.6 Certifications ............................................................................................................................15

5.7 Environmental ..........................................................................................................................15

5.8 Mechanical ...............................................................................................................................15

5.9 FCC Information .......................................................................................................................15

5.10 Warranty ...................................................................................................................................16

5.11 Limitation of Liability ................................................................................................................16

Summary of Contents for CCS WattNode BACnet RWNC-3D-240-BN

Page 1: ...Manual WattNode BACnet Models WattNode Revenue for BACnet Models WNC 3Y 208 BN RWNC 3Y 208 BN WNC 3Y 400 BN RWNC 3Y 400 BN WNC 3Y 480 BN RWNC 3Y 480 BN WNC 3Y 600 BN RWNC 3Y 600 BN WNC 3D 240 BN RWNC 3D 240 BN WNC 3D 400 BN RWNC 3D 400 BN WNC 3D 480 BN RWNC 3D 480 BN ...

Page 2: ...ect the Output Signals 9 3 6 Connect Thermistor 10 4 Operation 10 4 1 Initial Configuration 10 4 2 Power Status LEDs 10 4 3 Communication LED 12 4 4 Monitoring 12 4 5 Maintenance and Repair 12 5 Specifications 12 5 1 Accuracy 12 5 2 Measurement 13 5 3 Electrical 13 5 4 Thermistor Input 14 5 5 EIA RS 485 Interface 14 5 6 Certifications 15 5 7 Environmental 15 5 8 Mechanical 15 5 9 FCC Information 1...

Page 3: ...k Hazard from Dangerous High Voltage Functional ground should be connected to earth ground if possible but is not required for safety grounding UL Listing mark for U S A and Canada FCC Mark This logo indicates compliance with part 15 of the FCC rules Complies with the regulations of the European Union for Product Safety and Electro Magnetic Compatibility Low Voltage Directive EN 61010 1 2010 3rd E...

Page 4: ...n a 166 276 3D 240 ØA and ØB 1 Phase 2 Wire 240V no neutral n a 166 276 3D 240 ØA and ØB 1 Phase 3 Wire 120V 240V with neutral 96 138 166 276 3Y 208 N and ØA 3D 240 ØA and ØB 3 Phase 3 Wire Delta 208V no neutral n a 166 276 3D 240 ØA and ØB 3 Phase 3 Wire Delta 400V no neutral non N A n a 320 460 3D 400 ØA and ØB 3 Phase 3 Wire Delta 480V no neutral n a 384 552 3D 480 ØA and ØB 3 Phase 4 Wire Wye ...

Page 5: ...1 Neutral Earth 2 2 2 Single Phase Two Wire No Neutral This circuit occurs in residential commonly 120 240 Vac and some commercial applications The meter is powered from the ØA and ØB terminals We recommend connecting the N terminal to ground to provide a clean voltage reference for the measurement circuitry no current will flow through this terminal ØB ØC N ØA WATTNODE ØB CT ØA CT ØC CT L2 L1 Ear...

Page 6: ...ree phase delta service to be labeled as the C phase instead of the B phase The WattNode meter will work correctly with the high leg connected to ØA ØB or ØC See the web article https ctlsys com support four_wire_delta_circuits for more information ØB ØC N ØA WATTNODE ØB CT ØA CT ØC CT L3 L2 L1 Neutral Earth 2 2 7 Grounded Leg Service In rare cases with delta services or single phase two wire serv...

Page 7: ...lled in an electrical service panel or an enclosure Do not use the meter as a drilling guide the drill chuck can damage the screw terminals and metal shavings may fall into the connectors The meter has two mounting holes spaced 5 375 in 137 mm apart center to center These mounting holes are normally obscured by the detachable screw terminals Remove the screw terminals to mark the hole positions an...

Page 8: ...nts the WattNode Pulse meter may only be used with UL Listed CTs with a 333 mVac output or the following UL Recognized current transformer models which all generate 333 millivolts AC at rated current See the current transformer datasheets for CT ratings ACT 0750 xxx CTL 1250 xxx CTM 0360 xxx CTS 0750 xxx CTS 1250 xxx CTS 2000 xxxx CTB WxL xxxx CTT 0300 xxx CTT 0500 xxx CTT 0750 xxx CTT 1000 xxx CT...

Page 9: ...h the phases are connected as the line voltage phases must match the current phases for accurate power measurement 3 5 Connect the Output Signals The meter outputs are electrically isolated from dangerous voltages If the output wiring is near line voltage wiring use wires or cables with a 300 V or 600 V rating not less than the service voltage If the output wiring is near bare conductors it should...

Page 10: ...wn below See 5 4 Thermistor Input for details on the required thermistor Thermistor leads are not polarized so either lead by by connected to either of the C and X screw terminals X C B A WATTNODE Thermistor 4 Operation 4 1 Initial Configuration Generally the network integrator will remotely configure the WattNode meter and the variables For details on configuring the WattNode meter see the approp...

Page 11: ...ases can cause this Red Off Red Off Red Off C 4 2 6 Overvoltage Warning The following indicates that the line voltage is too high for this model Disconnect power immedi ately Check the line voltages and the meter ratings in the white box on the label 1 0sec G R G R G R G R G R G R G R G R G R G R G R G R G R G R G R G R G R G R C B A 4 2 7 Meter Not Operating If none of the LEDs light then check t...

Page 12: ...i toring solution either standalone or PC software See the Operating and Reference Guide for a complete list of network accessible variables 4 5 Maintenance and Repair The WattNode meter requires no maintenance It is not user serviceable and there are no replace able parts except the pluggable screw terminals There are no diagnostic tests that can be per formed by the user other than checking for ...

Page 13: ...ation can damage the WattNode and void the warranty Over Current Limit 120 of rated current Exceeding 120 of rated current will not harm the WattNode meter but the current and power will not be measured accurately Maximum Surge 4kV according to EN 61000 4 5 6kV for WattNode Revenue models Power Consumption The following table shows maximum volt amperes the power supply ranges typical power consump...

Page 14: ... Ratings Current Transformer Inputs Nominal Input Voltage At CT Rated Current 0 33333 Vac RMS Absolute Maximum Input Voltage 5 0 Vac RMS Input Impedance at 50 60 Hz 23 kΩ 5 4 Thermistor Input The WattNode BACnet is available with Option TM1 which provides hardware and firmware updates to support connection of a thermistor between the C and X pins on the black four position connector The firmware f...

Page 15: ...V screw torque 4 4 lbf in 0 5 N m Black up to 12 AWG 2 5 mm2 300 V screw torque 4 4 lbf in 0 5 N m 5 9 FCC Information This equipment has been tested and complies with the limits for a Class B digital device pursuant to part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference receiv...

Page 16: ...ent shall CCS be liable for any indirect special incidental punitive or consequen tial damages of any kind or nature arising out of the sale or use of its products whether such liability is asserted on the basis of contract tort or otherwise including without limitation lost profits even if CCS has been advised of the possibility of such damages Customer acknowledges that CCS s aggregate liability...

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