Mitsubishi Electronics FX1S manual Basic high speed counter operation, Further uses None

FX Series Programmable Controllers Devices in Detail 4

4.11High Speed Counters

FX1S FX1N FX2N FX2NC

Device Mnemonic: C

Purpose: High speed event driven delays

Alias: Counter (s)

C

High speed counter (s)

Phase counters

Available forms: A driven coil sets internal PLC contacts (NO and NC contacts available). There are various types of high speed counter available but the quantity and function vary from PLC to PLC. Please check the following sections for device availability;

FX1S and FX1N - see page 4-24

FX2N and FX2NC - see page 4-25

The following sections refer to counter types;

1 phase counters (user start and reset) - see page 4-29

1 phase counters (assigned start and reset) - see page 4-30

2phase bi-directional counters - see page 4-31 A/B phase counters - see page 4-32

Devices numbered in: Decimal, i.e C235 to C255

Further uses: None

Example device usage: For examples on each of the available forms please see the relevant sections.

Basic high speed counter operation:

• For information on basic high speed counters please see page 4-23.

4-22