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F830 : ppo type setting – Toshiba PDP002Z User Manual

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5.3. f830: PPO TYPE Setting

The PPO type of PDP002Z is set up by this parameter.
The PROFIBUS-DP protocol uses so-called PPOs (Parameter/Process Data Objects) in

cyclic communication. The figures below show the PPO types and configurations that the

PDP002Z supports

.

PKW PZD

PKE IND

PWE

PZD1

STW
ZSW

PZD2

HSW

HIW

PZD3

PZD4 PZD5 PZD6

PPO TYPE 1: Octet-String 12

PPO TYPE 2: Octet-String 20

PPO TYPE 3: Octet-String 4

PPO TYPE 4: Octet-String 12

PKW: Parameter ID/value
PZD: Process Data, cyclically transferred

PKE: Parameter ID (1st and 2nd octet)
IND: Sub-index (3rd octet), 4th octet is reserved
PWE: Parameter value (5th until 8th octet)

STW: Control word
HSW: Main setpoint

ZSW: Status word
HIW: Main actual value