Delta DVP-ES2 User Manual download pdf (Page 383)

3. Instruction Set

API Mnemonic Operands Function

Falling-edge output

ES2/EX2 SS2 SA2

Bit Devices Word devices Program Steps Type

X Y M S K H KnX KnY KnM KnS T C D E F

PLF: 3 steps

PULSE 16-bit 32-bit

SX2 ES2/EX2 SS2

SX2 ES2/EX2 SS2

S: Falling pulse output device

Explanations:

When X0 goes from ON to OFF (Falling-edge trigger), PLS instruction executes and S generates a

cycle pulse for one operation cycle.

Program Example:

Ladder Diagram:

Timing Diagram:

A scan cycle

Instruction Code: Operation:

LD X0 ; Load NO contact X0

PLF M0 ; M0 falling-edge output

LD M0 ; Load NO contact M0

SET Y0 ; Y0 latched (ON)

Delta DVP-ES2 User Manual Page 383