User manual

PCI-1240/PCI-1240U User Manual 42
A.3 Input Pulse for Encoder Interface
A.4 External Signals Driving
Input Signal* nECAP/N, nECBP/N, nIN0P/N
Encoder Pulse Input
Type
Quadrature (A/B phase) or Up/Down x1, x2, x4
(A/B phase only)
Counts per Encoder
Cycle
x1, x2, x4 (A/B phase only)
Max. Input Frequency 1 MHz
Input Voltage Low 2 V DC max.
High Min.:
PCI-1240: 10 V DC
PCI-1240U: 5 V DC
Max. 30 V DC
Protection 2,500 V DC Isolation Protection
Input Signal nEXOP+, nEXPO-
Max. Input Fre-
quency
100 Hz
Input Voltage Low 3 V DC max.
High 10 V DC min.
30 V DC max.
Driving Mode Fixed pulse driving or continuos driving. Supports Hand
wheel and Jog.
Protection 2,500 V DC photo coupler isolation