Kohler APM402 User Manual

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2.6 Monitoring and Programming Setup
The user programmer can access the controller data with the controller digital display or a personal computer (PC) with optional
SiteTech™ software to monitor and/or program. Access the controller system with a PC using a USB cable with a mini USB
plug. Refer to the Introduction, List of Related Materials for related software literature.
While this manual focuses on data access through the controller pushbutton/rotary selector dial and display, most data entries
require input using a PC for initial setup. The PC entries typically include alpha characters such as digital input descriptions.
2.6.1 PC Communications
Communicate between a PC and the generator set controller logic using USB communication protocol. The PC connections
require optional SiteTech™ software. Contact your authorized distributor/dealer for assistance.
Local Single Connection
A PC connects to the USB port of the generator set controller using a mini USB connector. See Figure 23.
Figure 23 Local Single Connection
Remote Single Connection
A modem connects a PC to a single device. The PC communicates with the device via telephone line or an Ethernet network.
See Figure 24.
Figure 24 Remote Single Connection
Generator Set Controller
USB Cable
Personal
Computer
Personal
Computer
with NIC
Ethernet
Network
OR
Modbus
®/
Ethernet
Network
Generator Set
Controller or
Transfer Switch
Control
Personal
Computer
Telephone
lines
Remote
Network
(Modem)
RS-232 to
RS-485 Port
Converter
RS-485 up to 1220 m (4000 ft.)

Kohler APM402 Specifications

General

Brand	Kohler
Model	APM402
Category	Controller
Language	English