User manual

4 - UR4848 - User manual UR4848 - User manual - 5
Introduction
Dear valued Customer! Thank you for purchasing and using a product from our
company. The compact universal controller UR4848 integrates in a single de-
vice all options for sensor reading and actuators command, beside extended
supply range 24 to 230 Vac/Vdc. Thanks to 18 selectable sensors and outputs
congurable as relay, SSR command, 4 to 20 mA and 0 to10 Volt the user can
reduce stock needs.
The series includes also a model with serial communication RS485 Modbus
RTU and with a loading control function via the amperometric transformer. The
possibility to repeat parametrization is simplied by the programming module
with internal battery that do not require power supply for the controller
For getting the highest eort out of this unit, we kindly ask you to follow the
below mentioned instructions:
Every person who is involved with the installation or usage of this unit, must
read carefully and understand the installation manual and safety instruc-
tions!
1 Safety instructions
1.1 General instructions
To ensure the safe operation of this unit the instructions that appear in this ma-
nual must be strictly observed. In addition, when used all applicable legal and
safety regulations for the respective application must be observed. The same
applies correspondingly to the use of accessories.
1.2 Intended Usage
Units from the controller series UR are used for displaying and monitoring of
process values. Any other use is regarded not in accordance with the intended
usage. Units from the controller series UR are not meant to be used as sole
safety means to prevent dangerous situations on machinery and installations.
Machinery and intallations must be so designed that fault conditions can not
lead to harmful situations to operating personnel (e.g. by independent limit
value switches, mechanical locking etc.).
1.3 Qualied personnel
Units from the controller series UR must only be operated in accordance with
the technical specications by qualied personnel. Personnel regarded quali-
ed is familiar with the installation, assembly, putting into operation and ope-
ration of the units and possesses adequate professional qualication for the
task.
8 Serial Communication ........................................................................................................................... 28
9 Conguration .......................................................................................................................................... 33
9.1 Modify Conguration Parameters ............................................................................................ 33
10 Table of Conguration Parameters .................................................................................................... 34
11 Alarm Intervention Modes .............................................................................................
50
12 Table of Anomaly Signals ..................................................................................................................... 54
13 Summary of Conguration parameters ............................................................................................ 55