Eaton Cutler-Hammer Instruction Leaflet

Also see for Cutler-Hammer: Quick start instructions O & M Manual

Contents

Effective.June.2007 Page 7RS-485 PONI66A2070 Rev. B• Five-wire Tx LED is flashing, but the module does notrespond.to.master.command.requestso Verify that the communication cable is connectedcorrectly from the RS-485 connector.o Verify that the red, termination switch (SW) is.set to “ON” at the last Modbus slave device.• Modbus Rx and TX LED are flashing, but the RS-485PONI 5-wire LED does not flash.o Most likely, the RS-485 PONI is returning an exceptioncode to the master. See the Exception Codes section.Table 2: Diagnostic Sub-Function NumbersSub-functionNo. #(decimal)Name In the query, use...0 Echo Query RS-485 PONIaddress1 Restart Communications RS-485 PONIaddress4 Force.Listen RS-485 PONIaddress10 Clear.Slave.Counters RS-485 PONIaddress11 UART Bus MessageCountRS-485 PONIaddress12 UART CommunicationError.CountRS-485 PONIaddress13 Slave.Exception.Error.CountRS-485 PONIaddress14 Slave Message Count RS-485 PONIaddress15 Slave No ResponseCountRS-485 PONIaddress16 Slave NACK Count RS-485 PONIaddress17 Slave Busy Count RS-485 PONIaddress18 UART Over Run ErrorCountRS-485 PONIaddress26 RS-485 PONI FirmwareVersion & RevRS-485 PONIaddress27 RS-485 PONI FirmwareMonth and DayRS-485 PONIaddress28 RS-485 PONI FirmwareYearRS-485 PONIaddressError Detection Using Status LEDIf the status light blinks twice in rapid ON/OFF cycles,followed by a .5-second OFF period, this is an indicationthat the product is not being recognized by the RS-485 PONIor that no product has been detected. This may result whena product firmware revision is older than that indicated inTable : Firmware Compatibility on Page .If three blinks occur in rapid ON/OFF cycles, followed by a.5-second OFF period, an unsupported product has beendetected. Contact Eaton’s Power Quality Technical SupportCenter at -800-809-2772 for further assistance.0 = ReservedByte0 of INCOM Response Msg 0Byte1 of INCOM Response Msg 0Byte2 of INCOM Response Msg 01 = BCH Error0 = Data Msg / 1 = Control Msg1 = Overrun Error1 = Timeout on INCOMStatus Byte ofINCOM Response Msg 0Byte0 of INCOM Response Msg 1Byte1 of INCOM Response Msg 1Byte2 of INCOM Response Msg 1Status Byte ofINCOM Response Msg 1...Byte0 of INCOM Response Msg nnByte1 of INCOM Response Msg nnByte2 of INCOM Response Msg nnStatus Byte ofINCOM Response Msg nnRegister 424833 (6100 16 )Register 424834 (6101 16 )Register 424835 (6102 16 )Register 424836 (6103 16 )Register (424833 + (2 * nn))Register (424834 + (2 * nn))15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 015 14 13 12 11 10 9 8 7 6 5 4 3 2 1 015 14 13 12 11 10 9 8 7 6 5 4 3 2 1 015 14 13 12 11 10 9 8 7 6 5 4 3 2 1 015 14 13 12 11 10 9 8 7 6 5 4 3 2 1 015 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0Figure 12: Pass-Through Response Data Format