Omega RD100B manual Troubleshooting Flow Charts, 10-5

			10.2 Troubleshooting Flow Charts
From the previous page
	YES
			• Separate the input wiring from the noise source.
Is the input free of noise?		NO	• Ground the recorder properly.
			• Ground the measured object properly.
			• Insulate the TC from the measured object.
	YES		• Use shielded cables for input.
			Select the integration time of the A/D converter
			(See section 7.2).

•Use input filter (pen model: see sections 7.12 and

6.2), moving average (dot model: see sections 7.11 and section 6.3).

Is the environmental temperature kept constant?

YES

Is the input wiring correct?

YES

Is the input wiring parallel with other equipment?

YES

Is the RJC setting correct (TC input)?

YES

Is the pen

position and dot

printing position adjustment correct?

NO

NO

NO

NO

NO

•Attach the input terminal cover properly.

•Protect the input terminal from wind or fans.

•Keep the temperature fluctuation near the input terminal to a minimum.

•Wire correctly (see section 2.3).

•Install the terminal block correctly.

•Fasten the terminal screws correctly.

•Insulate the RTD from ground.

•If burnt, replace the TC.

•Stop the TC burnout upscale/ downscale function of other equipment.

•Ground the recorder and other equipment at the same grounding pole.

•Disconnect parallel wiring.

(Use a double-element TC, for instance.)

Set correctly.

Adjust the pen position or dot printing position

Section 7.4

Section 11.5 Section 11.6

10

Troubleshooting

YES

Contact OMEGA.

10-5