LEYBOLD ECODRY Plus - Page 18

Operation
18 300758785_002_C1 - 06/2019 - © Leybold
Description Read/
Write
Modbus
Register
Settings
Temperature of drive power module (°C) Read 220EH
Accumulated Run time (minutes) Read 051FH
Accumulated Run time (days) Read 0520H
Software revision/version Read 0006H
Table: Pin assignment serial interface X104
Customer plug
SUB-D 9 (male)
ECODRY plus Serial Interface X104
SUB-D 9 (female)
Description Pin Pin Description Comment
1 1 Not connected
Bridge to Pin 3 for
termina tion
2 2 Termination
Bridge to Pin 2 for
termina tion
3 3 Termination
4 4 Not connected
GND 5 5 Ground (GND)
6 6 Internally bridged w/ Pin 8
Tx/Rx+ 7 7 Receive + (Tx/Rx+) Bridged internally to Pin 9
Tx/Rx– 8 8 Send – (Tx/Rx–) Bridged internally to Pin 6
9 9 Internally bridged w/ Pin 7
Shield
Hous-
ing
Hous-
ing
Grounded