4-6
Specifications
External Input/Output Functions
Item Description
Input/output types • Trigger input (1 ch)
• Logic input (4 ch) or Pulse input (4 ch)
• Alarm output (4 ch)
*Switch between Logic and Pulse
Input specifications Maximum input voltage: 0 to +24 V (single-ended ground input)
Input threshold voltage: Approx. +2.5V
Hysteresis: Approx. 0.5 V (+2.5 to +3 V)
Alarm output specifications Output format: Open collector output (5 V, 10 KΩ pull-up resistance)
Contact capacity 5 V to 24 V, 100 mA or below
Output conditions: Level judgment, window judgment,
logic pattern judgment, pulse judgment
Pulse input Revolutions mode (engines, etc.)
• Function: Counts the number of pulses per second; enables them to be
converted to rpms.
• Spans: 50, 500, 5000, 50 k, 500 k, 5 M, 50 M, 500 M PRM/F.S.
Counts mode (electric meters, etc.)
• Function: Displays a count of the number of pulses for each sampling
interval from the start of measurement.
• Spans: 50, 500, 5000, 50 k, 500 k, 5 M, 50 M, 500 M C/F.S.
Inst. mode
• Function: Counts the number of pulses for each sampling interval.
Resets the count value after each sampling interval.
• Spans: 50, 500, 5000, 50 k, 500 k, 5 M, 50 M, 500 M C/F.S.
Maximum number of pulse inputs
• Counts, Inst. modes: 50 k/sampling interval
• Revolution counts mode: 50 k/s
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