Precision Digital PD562 - Manual (Page 30)

7.5 Terminal Assignment, Connections, and Ratings
PD568
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Rating: 250 VAC @ 3 A
30 VDC @ 3 A
Rating: 250 VAC @ 1 A
30 VDC @ 1 A
Rating: 250 VAC @ 1 A
30 VDC @ 1 A
Max: 19200 bps
100 - 240 VAC 50/60 Hz
Open circuit voltage:
approximately 5 VDC
Logic levels:
Lo = 0 to 0.8 VDC
Hi = 4.7 to 28 VDC
NO switches (external excitation not required)
or open collector transistor
PD560 Series Nova Digital Process and Temperature Meter Instruction Manual
30