background image

10 

 

Transmission Status 

LED Indication 

no transmission 

no LEDs lit up 

Powermeter to AX-8 

single Rx LED (‘1’ in 

Figure 4-1

) flashes 

RS-422:   master to Powermeter 

Powermeter Tx LED (‘2’) flashes 

Powermeter to master 

Powermeter Rx LED (‘3’) flashes 

RS-485:   master to Powermeter 

Powermeter to master 

Powermeter Rx and Tx LEDs flash 

 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Figure 4-1

  

Detail of Communication LEDs on AX-8 

NETWORK

RS-422/RS-485

RX

RS-422

POWER METER

TX

TX RX

+

+

_ _

RX

RX

TX

RX

TX

RX

TX

_

_

+

+

Summary of Contents for AX-8

Page 1: ...AX 8 Analog Expander Installation and Operation Manual BG0259 Rev A5 ...

Page 2: ...AX 8 Analog Expander Installation and Operation Manual ...

Page 3: ... do not cover all possible contingencies that may arise during installation operation or maintenance and all details and variations of this equipment are not covered by these instructions For additional information regarding installation operation or maintenance of this equipment contact the manufacturer or your local representative or distributor IMPORTANT F Ensure that all incoming AC power and ...

Page 4: ...g outputs are provided with current output options of 0 20 mA and 4 20 mA 0 1 mA and 1 mA and voltage output options of 0 10V DC and 10V DC Depending on the specific model of Powermeter a wide range of output values are user selectable from the Powermeter front panel or via communications software Installation DIN rail or wall mounting No auxiliary power supply is required an internal switching po...

Page 5: ...EMAND MAX AMP DEMAND K A A A ACTIVE POWER ACTIVE ENERGY REACTIVEPOWER K A A POWERFACTOR UNBALANCEDCURRENT FREQUENCY M W K W K W H M W H MAX DEMAND SATEC A H z SYSTEM 290 APPARENTPOWER M V A K V A CURRENT CURRENT CURRENT L 3 L 3 1 K V L 1 L 1 2 VOLTAGE VOLTAGE L 2 L 2 3 V K V V HARMONIC ANALYZER VOLTAGE K V V R E S E T S E L E C T R E S E T M A X P A G I N G E N E R G Y KVARH MVARH K A REACTIVEENER...

Page 6: ...low and change the setting 2 2 Changing the Communication Parameters Firmware Version 0 10 1 Disassemble the AX 8 case remove the 8 screws from the outside of the case and take off the rear cover 2 Set the DIP switches on the PCB see Figure 2 1 as shown in Tables 2 1 and 2 2 below 3 Re assemble the case put the rear cover back on insert and tighten the 8 screws 1 This address allows use of up to 7...

Page 7: ... A SW5 Baud 0 SW6 Baud 1 SW7 Baud 2 SW8 Baud 3 ASCII mode OFF Binary transparent mode ON 7 bit Even parity OFF ON 8 bit No parity ON OFF 8 bit Even parity ON ON 110 baud OFF OFF OFF OFF 300 baud ON OFF OFF OFF 600 baud OFF ON OFF OFF 1200 baud ON ON OFF OFF 2400 baud OFF OFF ON OFF 4800 baud ON OFF ON OFF 9600 baud OFF ON ON OFF 19200 baud ON ON ON OFF CE5 R43 R27 R29 R28 C14 R30 1 1 C204 R204 R25...

Page 8: ...ment away from heat sources and high electrical fields Mounting may be either standard DIN rail or wall mount Only front access is required for wiring 4 685 186 0 5 118 130 0 01 05001 1 2 99 2 ANALOGEXPANDER AX 8 7 323 76 0 PANEL 3 6 3 1 4 3 0 1 6 5 0 6 4 9 6 Figure 3 1 Standard DIN Rail Mounting ...

Page 9: ...n be turned off All AX 8 analog outputs are provided with an internal power supply no external power supply for analog outputs is required Communications The AX 8 is connected on one side to the Powermeter via the RS 422 input and from the other side to the multi drop communication network via the RS422 or RS 485 output using the ASCII Modbus or DNP3 0 protocol Communications may be over a distanc...

Page 10: ... Tx COMMUN PORT AX 8 2 POWERMETER RS 422 IBM PC OR PLC MASTER RS 422 COMMUN PORT 2 RS 422 TERMINAL POWERMETER TERMINAL RS 422 31 POWERMETER NETWORK P OWERMETE R ANALOG EXPANDER AX 8 ANALOG OUTPUTS ON POWER SUPPLY DC AC L N _ NETWORK RS 422 RS 485 RX RS 422 POWER METER TX TX RX _ _ RX _ 1 2 RX TX R X TX RX TX _ _ _ _ _ _ _ _ _ OR 48V DC OR 24V DC OR 12V DC POWER SUPPLY 110 230V AC DC 7 6 5 3 4 2 1 ...

Page 11: ...UN PORT 2 TERMINAL POWERMETER TERMINAL 31 POWERMETER NETWORK POWERMETER ANALOG EXPANDER AX 8 ANALOG OUTPUTS ON POWER SUPPLY DC AC L N _ NETWORK RS 422 RS 485 R X RS 422 POWER METER TX TX RX _ _ R X _ 1 2 R X TX RX TX RX TX _ _ _ _ _ _ _ _ _ OR 48V DC OR 24V DC OR 12V DC POWER SUPPLY 110 230VAC DC 7 6 5 3 4 2 1 3 4 5 6 7 8 8 LOADS R1 1 Rx Tx Rx Tx Tx Rx Tx Rx UP TO 2 R Tx Rx Tx Rx Rx Tx Rx Tx Rx Tx...

Page 12: ... 8 to switch the transmission line to the external network and then sends the response After the response message is sent out the transmission line is disconnected from the network and the powermeter continues updating the AX 8 outputs The AX 8 can work with different ASCII and non ASCII network protocols If you use an ASCII communications protocol set the switch 1 on the DIP switch block S2 to OF...

Page 13: ...es RS 422 master to Powermeter Powermeter Tx LED 2 flashes Powermeter to master Powermeter Rx LED 3 flashes RS 485 master to Powermeter Powermeter to master Powermeter Rx and Tx LEDs flash Figure 4 1 Detail of Communication LEDs on AX 8 NETWORK RS 422 RS 485 RX RS 422 POWER METER TX TX RX _ _ RX RX TX RX TX RX TX _ _ 1 2 3 ...

Page 14: ...olution 8 bits Current output Span factory set External resistance Voltage output 4 20mA 1mA 0 20mA 0 1mA 0 10V DC 10V DC up to 750 Ω up to 10000 Ω up to 750 Ω up to 10000 Ω from 1000 Ω from 1000 Ω Power supply ratings factory set 120 230 V AC and 110 220 V DC option 12 V DC option 24 V DC option 48 V DC 90 264V AC 50 60 Hz and 110 290V DC burden 10 W 10 16 VDC 18 36 VDC 36 72 VDC Ambient temperat...

Page 15: ...s to which conformity is declared EN55011 1991 EN50082 1 1992 EN61010 1 1993 A2 1995 ANSI C37 90 1 1989 Surge Withstand Capability SWC ANSI C62 41 1991 Standard Surge EN50081 2 Generic Emission Standard Industrial Environment EN50082 2 Generic Immunity Standard Industrial Environment EN55022 1994 Class A EN61000 4 2 ENV50140 1983 ENV50204 1995 900MHz ENV50141 1993 EN61000 4 4 1995 EN61000 4 8 1993...

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