Graco 25A693 Instructions Manual page 29

RS- - - 485 485 Module Module Installation Installation
RS RS 485 Module Installation
Follow these steps to install the RS-485 module,
which is shipped with Graco Variable Frequency
Drives/Inverters (B) 17N041, 17N042, and 17N043.
1. Verify that the AC supply has been disconnected
before opening the terminal cover.
2. Remove the terminal cover.
3. Insert the RS-485 module in the terminal cover.
Securely click the module into position.
4. Connect the Variable Frequency Drive/Inverter
using the RS-485 data communication
wiring. For more information, see
Modbus (RS-485) Wiring, page
5. Plug the connector into the RS-485 module.
6. Align the terminal cover for re-fitting.
7. Connect the RS-485 module cord to the drive.
8. Close the cover and secure it.
3A4030C
Label All
Label Label
As a best practice to avoid confusion, clearly label
each component mounted in the non-hazardous and
hazardous locations.
Make sure that you can easily see which stations
and their components in the hazardous location are
controlled by each Supervisor Box and Variable
Frequency Drive/Inverter in the non-hazardous
location.
34.
Figure 25 Example – Mounting and Labeling Three
Variable Frequency Drive/Inverter Boxes
Installation and Wiring
All Mounted Mounted Components Components
All Mounted Components
29