Mounting Guidelines - Johnson Controls easyIO FS-20 Quick Start Manual

Callout Description
6 STS
ERR
DO1 to DO2
TX1 and TX2
RX1 and TX2
RST
SVC
Figure 3: FS-20 dimensions, mm (in.)
Parts included
• One FS-20 controller with removable terminal blocks
• One pack sheet
Required tools and parts
One small flathead screwdriver to secure wires to terminal
blocks.

Mounting guidelines

The following section lists location considerations,
mounting the controller on a DIN rail and mounting the
controller on an enclosure base plate.
Mounting locations to avoid
• Areas with excessive moisture, corrosive fumes, or
explosion vapors
• Locations where excessive vibration or shock occurs
• Locations with excessive electrical noise, such as
large magnetic interference or variable speed drive
modules
2 FS-20 Quick Start Guide
Status LED
Error LED
Digital output status LED
Transmitting communication
LED
Receiving communication LED
Reset button. For more
information about resetting
the controller, refer to EasyIO
FS Series User Reference.
Service button
Callout Description
7 Universal output (UO) and COM terminals
8 RS-485 serial port terminals
9 DIN rail end clips
10 Ethernet port
11 Universal input (UI) and COM terminals
12 Mounting clips
FS-20 dimensions
Mounting the controller on a 35 mm
DIN rail
1. Mount a section of 35 mm (1.38 in.) DIN rail
horizontally on the enclosure base plate.
Figure 4: 35 mm DIN rail
2. Pull the two bottom mounting clips outward from
the controller to the extended position.
Figure 5: Extending the mounting clips