Table of Contents
Advertisement
3. "PROFIdrive" Profile
3.1. PPO TYPE
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 .
PKE
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
* There are some by which a high byte / low byte is conversely treated depending on a master.
PKW
IND
PWE
PZD1
PZD2
STW
HSW
PZD3
ZSW
HIW
- 8 -
E6581343 ③
PZD
PZD4
PZD5
PZD6
Advertisement
Table of Contents
