User's Manual

AMS-9040 CONTROLLER 8200-0367-02, REV. D
INSTALLATION AND SERVICE GUIDE
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Remote Diagnostics
The AMS-9040 controller enables you to use an
RS-485 network to troubleshoot and adjust the
controller from a remote site. To connect to the
network, connect the laptop, modem and
accessories as shown below.
Fuse Replacement
The controller contains two 5A, 250V, slow-blow
fuses. To replace the fuse(s) in the controller, do
the following:
1. Detach the controller from the cable tray. Two
screws secure the tray, one on each side.
2. On the controller, pry the rectangular cover
plate from the IEC320 receptacle using a small
slotted screwdriver. Two spring-loaded fuses
should pop out.
3. Replace the blown fuse (or fuses) with 5A,
250V slow-blow fuses (P/N 5111-0028-11).
4. Re-attach the cover plate to the receptacle.
5. Re-attach the controller to the cable tray using
the two screws previously removed.
Fuses (2)
DB-25 male to DB-9
male adapter
Null modem adapter
Modem
RS-232/RS-485
converter
Controller
RS-485 port
Laptop