OPTO 22 Optomux B1 User Manual Download Page 30

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B1 and B2 User’s Guide

6: A: AppTitleAppendix B

B: Troubleshooting

Troubleshooting Questions and Answers

I send a command to turn on output 5 of an Optomux unit at address 255, and output 4 goes on.

Module positions are numbered from 0 to 15. Therefore the fifth bit in the bitmask is for position

labeled 4. Following are the bitmask values for each position:

Position

Bitmask

0001

0002

0004

0008

0010

0020

0040

0080

0100

0200

0400

0800

1000

2000

4000

8000

Summary of Contents for Optomux B1

Page 1: ...B1 AND B2 USER S GUIDE Form 1574...

Page 2: ...siness Park Drive Temecula CA 92590 3614 Phone 800 321 OPTO 6786 or 951 695 3000 Fax 800 832 OPTO 6786 or 951 695 2712 www opto22 com Product Support Services 800 TEK OPTO 835 6786 or 951 695 3080 Fax...

Page 3: ...1142245 French Patent No 1142245 British Patent No 1142245 Japanese Patent No 2002535925A German Patent No 60011224 Opto 22 FactoryFloor Optomux and Pamux are registered trademarks of Opto 22 Generati...

Page 4: ...6 Modular Construction 6 Wiring 7 Data Transmission 7 System Throughput 7 Features 8 Digital Optomux 8 Latched Inputs 8 Time Delays 8 Pulse Generation 9 Event Counting 9 Pulse Duration Timers 9 Analo...

Page 5: ...Supply 15 Third Party Power Supply Vendors 17 Brain Board Mounting 18 Selecting the Jumpers 19 Group A Jumpers 19 Group B Jumpers 19 Baud Rate Selection 20 Protocol Selection 20 Address Selection 20...

Page 6: ...rial port with an RS 485 converter up to 4095 I O points can be accessed over a distance of several thousand feet at moderate speeds with high reliability NOTE B1 and B2 brain boards offer serial comm...

Page 7: ...alic typeface indicates emphasis and is used for book titles Example See the OptoControl User s Guide for details File names appear in all capital letters Example Open the file TEST1 TXT Key names app...

Page 8: ...hnical support be prepared to provide the following information about your system to the Product Support engineer Software and version being used Controller fi rmware version PC confi guration A compl...

Page 9: ...FOR HELP B1 and B2 User s Guide 4...

Page 10: ...ined on the same serial link providing endless combinations of analog and digital I O points Optomux I O units communicate with the host computer over an RS 485 serial communications link The serial d...

Page 11: ...units consists of two twisted pairs and a common which makes it practical to have an Optomux located at each machine on a factory floor at each heating or air conditioning unit in an energy managemen...

Page 12: ...st by Optomux for verification before it can be executed After the host verifies that the two messages are identical an execute command gives Optomux the go ahead the required action is performed and...

Page 13: ...ts by functioning as latches Each input position can be configured by host command to latch on either OFF to ON or ON to OFF transitions The host computer can recall and or clear the status of these l...

Page 14: ...n of 10 milliseconds Analog Optomux In addition to simple input and output B2 Optomux units perform Analog Input Averaging The B2 can be instructed to average the values of successive readings High Lo...

Page 15: ...s Choose a baud rate and protocol compatible with your host computer and make this information available to the hardware installer The installer will need it to set the jumpers on each controller Assi...

Page 16: ...wo pairs for the data and use one of the wires from an extra pair for the signal common The signal common should not be connected to ground Connect the overall cable shield to ground in one location o...

Page 17: ...n adjacent Optomux units on the serial link The Optomux unit at the end of the data link has only 5 wires To Host From Host and common HINT Always think of the previous Optomux units as the host Figur...

Page 18: ...barrier strip terminals on the I O mounting rack When connecting DC loads or input the lower numbered terminal is always more positive For detailed information concerning module specifications and wir...

Page 19: ...ion Secure the module with the captive Phillips head screw Refer to the module s data sheet for detailed specifications and wiring diagrams for each analog I O module Figure 2 4 Analog Mounting Rack 3...

Page 20: ...can be used to provide power to digital Optomux units The power supply attaches to the I O mounting rack beneath the removable brain board portion of the Optomux unit Connecting the Power Supply Conne...

Page 21: ...floating or are connected to RS 485 adapter card without proper biasing the RX and TX LED lights may float to an unknown state This may cause confusion as to the actual state of the communication lin...

Page 22: ...Santa Ana CA 92705 714 979 4440 POWER ONE 740 Calle Plano Camarillo CA 93010 805 987 8741 POWER GENERAL 152 Will Drive P O Box 189 Canton MA 02021 617 828 6216 SOLA 1717 Busse Hwy Elk Grove Village IL...

Page 23: ...the digital brain board B1 should be such that the brain board extends away from the rack The orientation of the analog brain board B2 is such that the brain board covers up the communications and pow...

Page 24: ...lled as follows X INSTALLED Install jumper A0 and A6 if the Optomux unit is the last unit in the serial data link For repeat mode settings all Optomux bus should be jumpered as follows Group B Jumpers...

Page 25: ...mpers B0 through B7 select the Optomux address Each Optomux unit on the same network must have a unique address different from all the others Addresses are arbitrary and do not need to be sequential a...

Page 26: ...CHAPTER 3 INSTALLATION AND WIRING B1 and B2 User s Guide 21 21 Figure 2 7 Jumper Addresses...

Page 27: ...ptomux network The AC7A is for 120 VAC operation and the AC7B is for 240 VAC operation AC8 This serial adapter card converts a half duplex RS 232 serial port to a full duplex RS 422 485 port The adapt...

Page 28: ...otection Surge Protection For RS 422 485 Communication Links For more information or for catalog requests contact Phoenix Contact Inc P O Box 4100 Harrisburg PA 17111 0100 E mail info phoenixcon com P...

Page 29: ...SURGE PROTECTION FOR RS 422 485 COMMUNICATION LINKS B1 and B2 User s Guide 24...

Page 30: ...an Optomux unit at address 255 and output 4 goes on A Module positions are numbered from 0 to 15 Therefore the fifth bit in the bitmask is for position labeled 4 Following are the bitmask values for...

Page 31: ...hort response A only the flash will be so brief it may be missed visually If the host receives no response and no flash of the XMT light is visible at the slowest baud rate 300 then check the followin...

Page 32: ...ksum errors N02 when I send commands to an Optomux unit A Make sure that you are using twisted pair cable The RS 422 485 network is only reliable when the communications cable is twisted and lines of...

Page 33: ...TROUBLESHOOTING QUESTIONS AND ANSWERS B1 and B2 User s Guide 28...

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