Honeywell UDC 3300 사용자 설명서

4/00

UDC 3300 Controller Product Manual

243

Instrument performance can be adversely affected by installation and
application problems as well as hardware problems. We recommend that
you investigate the problems in the following order:

• installation related problems

• application related problems

• hardware and software related problems

and use the information presented in this section to solve them. If a
replacement of any part is required, follow the procedures listed under
“Parts Replacement Procedures.”

The following topics are covered in this section.

9.1

Overview

243

9.2

Troubleshooting Aids
• Overall Error Messages
• Controller Failure Symptoms
• Customer Support
• Determining the Software Version Number

245
245
246
246
246

9.3

Power-up Tests

247

9.4

Status Tests

248

9.5

Background Tests

250

9.6

Controller Failure Symptoms

252

9.7

Troubleshooting Procedures
• Power Failure
• Current Proportional Output Failure
• Position Proportional Output Failure
• Time Proportional Output Failure
• Time/Current - Current/Time Proportional Output Failure
• Alarm Relay Output Failure
• Keyboard Failure
• Communications Failure

253
253
254
255
256
257
258
259
260

9.8

Parts Replacement Procedures
• How to remove the chassis
• How to replace the display/keyboard assembly
• How to remove printed wiring boards from the chassis
• Printed wiring board identification
• 2nd input board replacement procedure
• Power input board replacement procedure
• Digital input board replacement procedure
• Aux. output/commun. board replacement procedure
• MCU/output board replacement procedure

261
262
263
264
265
266
266
267
268
269

9.9

Maintenance

270