IDEC MICROSmart FC6A Series - Page 193

FC6A S ERIES MICROS MART U SER ’ S M ANUAL FC9Y-B1722 2-157
2: P RODUCT S PECIFICATIONS
■ When Using an Expansion Interface Module (FC6A-EXM2, FC6A-EXM24, FC6A-EXM1S, FC6A-EXM1S4, or
FC6A-EXM1)
1. I/O data refresh time of node 0
2. I/O data refresh time of node 1 and subsequent nodes
I/O data refresh time = ( ) module(s)
× 0.68 ms
+ ( ) module(s)
× 0.08 ms
+ ( ) module(s)
× 0.29 ms
+ ( ) module(s)
× 0.58 ms
+ ( ) module(s)
× 1.09 ms
FC6A-EXM1M
FC6A-EXM1S
FC6A-EXM1S4
Digital I/O module Analog I/O module PID module Communication
module
Expansion modules of node 0
+ ( ) module(s)
× 0.08 ms
+ ( ) module(s)
× 0.29 ms
+ ( ) module(s)
× 0.58 ms
+scan time
Digital I/O module Analog I/O module PID module
Expansion modules of node 1 and subsequent nodes
I/O data refresh time = I/O data refresh time of node 0 (1.) + { ( ) module(s)
× 1.2 ms
+ ( ) module(s)
× 0.3 ms
FC6A-EXM1S
FC6A-EXM1S4
Analog I/O module
PID module
Expansion modules of node 1 and
subsequent nodes
+ ( ) module(s)
× 0.04 ms
+ ( ) module(s)
× 0.17 ms
+ ( ) module(s)
× 0.34 ms
Digital I/O module Analog I/O module PID module
Expansion modules of node 1 and subsequent nodes that are not using
the FC6A-EXM2, FC6A-EXM24
+ ( ) module(s)
× 0.08 ms
+ ( ) module(s)
× 0.29 ms
+ ( ) module(s)
× 0.58 ms
+ 5 ms } ÷ 2 + scan time
Digital I/O module Analog I/O module PID module
Expansion modules of node 1 and subsequent nodes that are using
the FC6A-EXM2, FC6A-EXM24