Allen-Bradley MicroLogix 1400 Instruction Manual page 120

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118 Using the High-Speed Counter and Programmable Limit Switch
HSC Function Operating Modes & Input Assignments
Modes of Operation Input 0 (HSC:0)
Input 4 (HSC:1)
Input 8 (HSC:2)
Input 2 (HSC:3)
Input 6 (HSC:4)
Input 10 (HSC:5)
Two Input Counter Count Up
(1)
(mode 3a)
Two Input Counter with Count Up
External Reset and Hold
(2)
(mode 3b)
Quadrature Counter A Type Input
(1)
(mode 4a)
Quadrature Counter with A Type Input
External Reset and Hold
(2)
(mode 4b)
Quadrature X4 Counter A Type Input
(1)
(mode 5a)
Quadrature X4 Counter A Type Input
with External Reset and
(2)
Hold
(1) HSC:3, HSC:4, and HSC:5 support mode 1a, 2a, 3a, 4a, and 5a only.
(2) Only valid for HSC:0, HSC:1, and HSC:2
Publication 1766-RM001A-EN-P - October 2008
Input 1 (HSC:0) Input 2 (HSC:0)
Input 5 (HSC:1) Input 6 (HSC:1)
Input 9 (HSC:2) Input 10 (HSC:2)
Input 3 (HSC:3)
Input 7 (HSC:4)
Input 11 (HSC:5)
Count Down Not Used
Count Down Reset
B Type Input Not Used
B Type Input Z Type Reset
B Type Input Not Used
B Type Input Z Type Reset
Input 3 (HSC:0) Mode Value in
User Program
Input 7 (HSC:1)
Input 11 (HSC:2)
Not Used 4
Hold 5
Not Used 6
Hold 7
Not Used 8
Hold 9