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16942

EL232 XPCD

Explosion Proof Remote Display

Installation Manual

To be the best by every measure

Summary of Contents for EL232 XPCD

Page 1: ...16942 EL232 XPCD Explosion Proof Remote Display Installation Manual To be the best by every measure...

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Page 3: ...t 14 3 2 Serial Data Input 14 3 2 1 RS232 C 14 3 2 2 20 mA Active Current Loop Input 15 3 2 3 20 mA Passive Current Loop Input 16 3 3 Configuration of the EL232 XPCD 17 3 3 1 Loss of Signal Display 18...

Page 4: ...2 ES232 XPCD Installation Manual...

Page 5: ...in this manual Improper specification installation or service of this equipment could result in personal injury or property damage Read all of the manual prior to installation Do not assume that all h...

Page 6: ...DOUS AREA High temperature gases Cooling from conduction of heat along the threads There must be a minimum of five full threads of engagement of a 2 A 2 B fit for a Group C enclosure Group B increases...

Page 7: ...that enclosure s rating Explosion HAZARDOUS AREA High temperature gases Cooling from expansion of gas Boyle s Gas Law The distance from the boundary of the inside of the enclosure to the gasket is kn...

Page 8: ...4 EL232 XPCD Installation Manual...

Page 9: ...323 4316 Weightronix WI 110 and WI 120 Toledo indicators with High speed data format Flex weigh DWM 4 Analogic AN5315 AN5316 AN5322 Masstron M 2500 and M 5000 Fairbanks 90 164 series Streeter Richards...

Page 10: ...display digits and five LED annunciators Figure 1 1 EL232 XPCD Front Panel CLASS I DIVISION 2 GROUP C D CLASS II DIVISION 1 GROUP E F G TO PREVENT IGNITION OF HAZ ATMOS DISCONNECT O RE O PENING KEEP...

Page 11: ...the enclosure It is recommended to shelter the outdoor installation by a shelter roof enclosure or covering Moist environments can also be controlled by the use of desiccants Contact your local dealer...

Page 12: ...ain relief fitting to avoid pulling the wires out of the sealoff fittings in an accident Doing so would open a flame path to the enclosure and defeat its purpose Note The inside of an explosion proof...

Page 13: ...he explosion proof enclosure is allowed to vent internal pressure appropriately the outer insulation must be removed back to the point ahead of entry into the safe area Multi conductor cables will pas...

Page 14: ...amp with a blunt stick to expel any air bubbles Install and tighten filling opening cover Fittings requiring more than 16 oz of cement must be filled from a single mixture of cement and water Do not p...

Page 15: ...ems Connect the black wire AC Hot to terminal strip J1 3 on the CPU board located in the bottom of the enclosure shown below Figure 2 3 J1 Location on CPU Board Connect the neutral wire white to termi...

Page 16: ...lectrical way that data is transmitted The EL232 XPCD can read the data transmission strings sent by 12 of the more popular scale indicator families as shown in Table 3 1 It cannot read data from indi...

Page 17: ...oop or RS232 using S3 10000100 1200 to 9600 See Figure 3 4 Generic smart receiver N A RS232 or current loop 1200 to 9600 Can receive serial data in a wide variety of intuitive formats Use when all els...

Page 18: ...e connects the ground planes of the sending and receiving instruments RS232 should never be run more than 50 feet It may work but it may not work well or all the time Long RS232 data cables can act as...

Page 19: ...current loop means that the instrument which sends the data also supplies the voltage to power the loop This voltage can be as small as 5 VDC to as much as 24 VDC When the loop goes through an optoco...

Page 20: ...n external power supply or receiver This voltage can be a small as 5 VDC to as much as 24 VDC When the loop goes through an optocoupler a drop occurs This drop is about 2 VDC A current loop can power...

Page 21: ...able indicators The power must be off when these values are changed If the power is on press the Reset switch on the CPU board to enter the new values see Figure 3 9 Figure 3 9 Reset Switch Location J...

Page 22: ...transmitting to cannot properly receive the data change the 4N33 to a 4N25 opto isolators and the problem will normally disappear Figure 3 10 illustrates how to connect the current loop output of the...

Page 23: ...ng The EL232 XPCD next shows the current baud rate setting it had read from switch SW1 The display shows bAUd12 for 1200 baud bAUd24 for 2400 baud bAUd48 for 4800 baud or bAUd96 for 9600 baud 4 4 Inpu...

Page 24: ...SW1 07 is open the last value received is displayed continuously If this switch is closed the display again shows until readable data is again received This can be used to alert the operator that dat...

Page 25: ...indicator incompatability mis wiring and mis programming both in the indicator and in the EL232 XPCD setup Double check the output of the meter and make sure something is being transmitted Use an osc...

Page 26: ...ately 25 lb 11 3 kg Baud Rate 1200 2400 4800 and 9600 Interfaces 20 mA and RS232 standard The EL232 XPCD can communicate as shipped with twelve of the most common scale indicator families currently av...

Page 27: ...accident misuse neglect alteration improper installation improper repair or improper testing RLWS shall be the sole judge of all alleged non conformities Such equipment has not been modified altered...

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Page 30: ...230 W Coleman St Rice Lake WI 54868 USA U S 800 472 6703 Canada Mexico 800 321 6703 International 715 234 9171 www ricelake com mobile m ricelake com 2011 Rice Lake Weighing Systems PN 16942 06 11...

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