User manual for RTD,TC,mV/4-20mA converter module SPT-86L
CONTENTS
1. BASIC REQUIREMENTS AND USER SAFETY........................................................................................
2
2. GENERAL CHARACTERISTICS................................................................................................................
3
3. TECHNICAL DATA......................................................................................................................................
3
4. DEVICE INSTALLATION............................................................................................................................
5
4.1. UNPACKING.......................................................................................................................................
5
4.2. ASSEMBLY........................................................................................................................................
5
4.3. CONNECTION METHOD...................................................................................................................
6
4.4. MAINTENANCE..................................................................................................................................
7
5. PRINCIPLE OF OPERATION.....................................................................................................................
8
5.1. VOLTAGE MEASUREMENT.............................................................................................................
8
5.2. CURRENT OUTPUT CONTROL........................................................................................................
9
5.3. FORCING OF ADDRESS FFH........................................................................................................
10
5.4. DETECTION OF THE PEAK VALUES............................................................................................
11
6. MEASURED VALUES CALCULATION....................................................................................................
11
6.1. ADDITIONAL CALCULATIONS (USED CONVERSION CHARACTERISTIC)...............................
12
6.1.1. Linear characteristic................................................................................................................
12
6.1.2. Square characteristic..............................................................................................................
12
6.1.3. Square root characteristic.......................................................................................................
13
6.1.4. User defined characteristic.....................................................................................................
13
6.2. EXAMPLES OF CALCULATIONS...................................................................................................
14
7. CURRENT OUTPUT VALUE CALCULATION.........................................................................................
17
8. THE MODBUS PROTOCOL HANDLING.................................................................................................
18
8.1. LIST OF REGISTERS......................................................................................................................
18
8.2. TRANSMISSION ERRORS DESCRIPTION....................................................................................
20
8.3. EXAMPLES OF QUERY/ANSWER FRAMES.................................................................................
21
9. DEFAULT AND USER'S SETTINGS LIST...............................................................................................
23
Explanation of symbols used in the manual:
- This symbol denotes especially important guidelines concerning the installation and
operation of the device. Not complying with the guidelines denoted by this symbol
may cause an accident, damage or equipment destruction.
IF THE DEVICE IS NOT USED ACCORDING TO THE MANUAL THE USER IS
RESPONSIBLE FOR POSSIBLE DAMAGES.
- This symbol denotes especially important characteristics of the unit.
Read any information regarding this symbol carefully
1.
BASIC REQUIREMENTS AND USER SAFETY
-
The manufacturer is not responsible for any damages caused by
inappropriate installation, not maintaining the proper technical condition
and using the unit against its destination.
- Installation should be conducted by qualified personnel . During installation all
available safety requirements should be considered. The fitter is responsible for
executing the installation according to this manual, local safety and EMC
regulations.
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