Omron FQM1-MMA21 Manuel D’Utilisation
150
Pulse Inputs
Section 7-5
7-5-4
Pulse Input Specifications
Item
Specification
Number of
pulse inputs
pulse inputs
2 inputs
Note High-speed counter 1 can be an RS-422A line-driver input or an input with a voltage of 24 VDC.
High-speed counter 2 can be an RS-422A line-driver input or an input with a voltage of 24 VDC,
except for the FQM1-MMA21, which supports only line-driver inputs to high-speed counter 2.
except for the FQM1-MMA21, which supports only line-driver inputs to high-speed counter 2.
Signals
Encoder inputs A and B and pulse input Z
Ports
High-speed counters 1 and 2
High-speed counters 1 and 2
Input voltage 24 VDC
±10%
RS-422A line-driver (AM26LS31 equivalent)
Phases A and B
Phase Z
Phases A and B
Phase Z
Input current 5 mA typical
8 mA typical
10 mA typical
13 mA typical
ON voltage
19.6 V DC min.
18.6 V DC min.
---
---
OFF voltage
4.0 V DC max.
4.0 V DC max.
---
---