KMC Controls BAC-5051E User Manual

Token Use page
The Token Use page is a dynamic display of token passing on the network. The colors of
each device indicate the speed of token passing.
Illustration 4–2 MS/TP Token Use page
Color Description Condition Action
Blue The MAC address assigned to
the router.
Light traffic.
Will change to green or yellow
if traffic increases.
None required.
Green Token passed in less than 100
ms.
Normal token passing. None required.
Yellow Token passed in more than 100
ms but less than the value of
APDU Timeout.
Token passing is slow but the
device is still functional.
Indicates a potential
bottleneck. No action if device
returns to green.
Red APDU Timeout The device is retaining the
token too long.
A bottleneck in network
traffic. Typical cause is
excessive or continuous
polling for data in other
controllers.
Light Blue Poll for Master A device is polling for a
master device.
This is normal if there are
gaps in the MAC addresses.
Token use by color
Section 4: Diagnostics and status KMC Controls, Inc.
44 Revision J

KMC Controls BAC-5051E Specifications

General

Brand	KMC Controls
Model	BAC-5051E
Category	Network Router
Language	English