Troxler 3411-B, Manual Of Operation And Instruction

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Table 2. Key Codes for Keyboard Test Routines
3411-B Oscillator and Prescalers Test
To check the oscillator and the moisture and density prescalers:
1.
Unscrew the front panel.
2.
Slide the MEAS/TST switch to the TST position and replace
the module.
3.
Place the PWR/TIME switch to FAST.
4.
Hold down the
〈 SHIFT 〉
key and press the
〈
STANDARD/MEASURE
〉
key.
5.
At the end of 15 seconds, a 15646 ±2 count should be in the
MS, DS, MC, and DC registers.
6.
Place the PWR/TIME switch on NORM and repeat.
7.
At the end of 1 minute, 14646 ±2 should again be stored in
the registers.
8.
Place the PWR/TIME switch on SLOW and repeat for the
same indication at the end of 4 minutes.