Output Signal Alarm; Receiver - Sony DK812AFR Bedienungsanleitung

In the standard specifications, the minimum phase difference is fixed at 50 ns for the DK800A
and 100 ns for the DK800B, but the minimum phase differences in the table below are
available as special specifications.
A/B minimum
Phase A
phase
cycle
difference
50 ns 200 ns
100 ns 400 ns
300 ns 1.2 µs
500 ns 2 µs

5-2. Output Signal Alarm

If the response speed is exceeded, the phase A/B output from this measuring unit changes to
Hi level for about 400 ms to serve as an alarm.

5-3. Receiver

Line driver
Output: phase A/B/Z
* If extending the cable, the supply voltage is +5 V±5%.
* Use the CE22 series extension cables for bare wires (optional accessories).
6
(E)
Maximum response speed
Counter
allowable
Resolution
frequency
0.1 µm
5 MHz 80 m/min
2.5 MHz 42 m/min
833 kHz 14 m/min
500 kHz 8.4 m/min
20 m/65.6' or less
Resolution
0.5 µm
250 m/min DK800A standard product
100 m/min DK800B standard product
33 m/min Special specifications
20 m/min Special specifications
Alarm section
Phase A/B is Hi level
Receiver
Line receiver
AM26C32 or equivalent
Remarks