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All the other buffer memory addresses are the same.
(6) External I/O signal comparison
All the other external I/O signals are the same.
Measurement start request 410
Reference value write request 411
Input/out
put
Signal name
Description
QD73A1 AD70/A1SD70
Input Power supply Terminal block None ±15VDC (±14.55 to ±15.45V)
Output
(Open collector method)
Phase-A feedback pulse (PULSE A)
Phase-B feedback pulse (PULSE B)
Phase-Z feedback pulse (PULSE Z)
• Pulse frequency: 200kpulse/s or
less
• ON voltage: 4V or higher
• OFF voltage: 1V or lower
• Pulse frequency: 100kpulse/s or
less
• ON voltage: 4V or higher
• OFF voltage: 1V or lower
(TTL method)
Phase-A feedback pulse (PULSE A)
Phase-B feedback pulse (PULSE B)
Phase-Z feedback pulse (PULSE Z)
• Pulse frequency: 200kpulse/s or
less
• ON voltage: 2.8V or higher
• OFF voltage: 0.8V or lower
• Pulse frequency: 100kpulse/s or
less
• ON voltage: 2.8V or higher
• OFF voltage: 0.8V or lower
(Differential output method)
Phase-A feedback pulse (PULSE A)
Phase-B feedback pulse (PULSE B)
Phase-Z feedback pulse (PULSE Z)
Pulse frequency: 1Mpulse/s or less Pulse frequency: 100kpulse/s or less
Buffer memory area name
Buffer memory address (decimal)
QD73A1 AD70/A1SD70