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Contents
1 Warranty
2 Safety instructions
3 Correct use
4 Unpacking
5 Commissioning
6 Control elements
7 Display
8 Switching on
9 Factory settings
9.1
Resetting parameters to factory
settings (RESET)
10 Operation modes
10.1 Operation mode A
10.2 Operation mode B
10.3 Operation mode C
10.4 Operation mode X1
10.5 Changing the operation modes
11 Function "Heating"
11.1 Medium temperature control by
temperature sensor PT 100
11.2 Medium temperature control by
twin temperature sensors PT 1000
11.3 Medium temperature control without external
temperature sensors
11.4 Residual heat warning (HOT)
11.5 Changing the temperature unit of measure-
ment from °C; °F
11.6 Setting the safety temperature
12 Function "Stirring"
12.1 Intermittent mode
12.2 Stirring bar breakaway monitoring
12.3 Setting the intermittent mode and the stirring
bar breakaway monitoring fonction
26
Page
2
13 Timer
14 Tips
27
15 Connections and interfaces
28
15.1 RS 232 C serial interface
28
15.1.1 Configuration
15.1.2 Instruction syntax
29
15.1.3 Overview of the NAMUR-instructions
29
15.1.4 "Watchdog" -function, monitoring the
29
15.2 Connections between RET contro
30
and external devices
30
15.2.1 PC 5.1 Adapter IKA - Control
15.2.2 PC 2.1 Cable
31
15.2.3 PC 1.5 Cable
15.2.4 PC 1.2 Adapter
31
15.2.5 AK 2.1 Cable
31
15.2.6 AK 2.2 Cable
31
15.3 Tips for using labworldsoft
31
16 Faults
31
16.1 Table error codes, troubleshooting,
31
causes and solutions
32
17 Maintenance and cleaning
32
18 Accessories
32
19 Technical data
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serial data flow
l
/ t
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