Rohs; Disposal; Help With Fault Analysis - Keller-druck K-114 Betriebsanleitung

KELLER products use fail-safe RS485 drivers which output a valid signal even with an undefined level.
For this reason, it is not mandatory to enable this function.
Termination on
Termination resistor (120 Ω) connected**
Termination resistor not connected
High Speed
Shows the status of the High speed function.**
High speed enabled
High speed disabled
**IMPORTANT: On battery-powered devices, this function can lead to operating errors
➞ Recommendation: do not enable the function.

RoHS

This product is compliant with EC directive 2002/95/EC on the Restriction of the Use of Certain
Hazardous Substances in Electrical and Electronic Equipment (RoHS).

Disposal

This symbol on the product or the product documentation indicates that the product must not be
disposed of as normal household waste at the end of its useful life. In order to prevent potential
damage to the environment or to health as a result of uncontrolled waste disposal, this product
must be separated from other waste and must be correctly recycled in order to ensure the
sustainable use of the raw materials.
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Help with fault analysis

off / red
LED off:
check connection cable
and supply
LED red:
check / install
software driver
LED off
Comport is already in use
incorrect Comport
number selected
(change selection)
another software is using
the Comport, close all
software programs
check wiring of
end consumers
– check baud rate settings / device address
– reset K-114 to factory settings
– request support
LED
green, flashing
POWER
Supply voltage below
minimum
green
external supply via
power supply unit
check power consump-
tion by consumers
LED
continuously lit
RX / TX
Bus error
check wiring of end
consumers
disconnect all devices
connected to the K-114
check RS485 voltage
level, enable termination
or bias function as
appropriate
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