Specifications

Publication GMC-SG001E-EN-P — June 2001
1-4 Logix™
Input Specifications
Specification Description
Encoder input
Type
Mode
Rate
Electrical interface
Voltage range
On state
Off state
Input impedance
Incremental AB quadrature with marker
4X quadrature
4 MHz counts per second maximum
Optically isolated 5V differential
3.4V to 5.0V
0V to 1.8V
531 Ohms differential
Registration inputs
Type
24V input voltage
Maximum
Minimum on
Maximum off
5V input voltage
Maximum
Minimum on
Maximum off
Input impedance
24V input
5V input
Response time
(position latched)
Optically isolated, current sinking input
+24V dc nominal
26.4V
18.5V
3.5V
+5V dc nominal
5.5V
3.7V
1.5V
9.5 kOhms
1.2 kOhms
1µs
All other inputs
Type
Input voltage
Maximum
Minimum on
Maximum off
Input impedance
Optically isolated, current sinking input
+24V dc nominal
26.4V
17.0V
8.5V
7.5 kOhms
Drive Faults and Home Inputs
Type
Input voltage
Maximum
Minimum on
Maximum off
Input impedance
Optically isolated, current sinking input
+24V DC nominal
26.4V
17.0V
8.5V
7.5 kOhms