Sartorius PR-1720 - Page 4

PR 1720 Operation Manual Contents
Sartorius 5
6.9.1 Save data, create back-up file..........................................................................................................................................75
6.9.2 Load data into PR1720 .......................................................................................................................................................76
6.9.3 Print calibration/configuration parameters.................................................................................................................76
6.9.3.1 Configuring the hyperterminal .....................................................................................................................................................79
6.10 LEAVING CONFIGURATION AND SAVING THE CONFIGURATION PARAMETERS ....................................................... 80
7 CALIBRATION PARAMETERS.................................................................................................81
7.1 ANALOG FILTER.................................................................................................................................................... 81
7.2 TEST MODE .......................................................................................................................................................... 81
7.3 CALIBRATED AT .................................................................................................................................................... 81
7.4 DIGITAL FILTER..................................................................................................................................................... 81
7.5 DIMENSION ......................................................................................................................................................... 82
7.6 DONT PRINT BELOW ............................................................................................................................................. 82
7.7 OPERATION IN W AND M................................................................................................................................... 82
7.8 MEASURING TIME ................................................................................................................................................ 82
7.9 ZEROSET RANGE................................................................................................................................................... 83
7.10 A
UTOMATIC ZERO TRACKING ............................................................................................................................ 83
7.11 Z
EROTRACK RANGE........................................................................................................................................... 84
7.12 ZERO TRACK STEP ............................................................................................................................................. 84
7.13 ZEROTRACK REPEAT TIME.................................................................................................................................. 84
7.14 RESOLUTION..................................................................................................................................................... 84
7.15 FULLSCAL ........................................................................................................................................................85
7.16 STEPWIDTH...................................................................................................................................................... 85
7.17 STANDSTILL DETECTION .................................................................................................................................... 85
7.18 STANDSTILL RANGE ..........................................................................................................................................85
7.19 STANDSTILL TIME/NUMBER OF STANDSTILL SAMPLES......................................................................................... 86
7.20 CANCEL TARE COMMAND ................................................................................................................................. 86
7.21 OVERLOAD ....................................................................................................................................................... 86
8 SERIAL COMMUNICATION ....................................................................................................87
8.1 C
OMMUNICATION PROTOCOLS ............................................................................................................................. 87
8.1.1 JBUS protocol/MODBUS protocol ...................................................................................................................................87
8.1.2 DUST protocol ........................................................................................................................................................................88
8.1.3 EW protocol ............................................................................................................................................................................89
8.2 TELEGRAMS FOR EW AND DUST PROTOCOL........................................................................................................ 90
8.2.1 Data formats...........................................................................................................................................................................91
8.2.2 Example....................................................................................................................................................................................93
8.2.3 Error codes ..............................................................................................................................................................................94
8.3 C
OMMUNICATION WITH THE JBUS PROTOCOL ..................................................................................................... 95
8.3.1 Function 1 or 2: read n bits...............................................................................................................................................95
8.3.2 Function 3 or 4: read n successive words.....................................................................................................................96
8.3.3 Function 5: write a bit ........................................................................................................................................................97
8.3.4 Function 6: write word .......................................................................................................................................................97
8.3.5 Function 8: Diagnosis ..........................................................................................................................................................98
8.3.6 Function 15: write n successive bits...............................................................................................................................98
8.3.7 Function 16: write n successive words ..........................................................................................................................99
8.3.8 J-BUS error messages ..........................................................................................................................................................99
8.3.9 Example program for generating the CRC bytes .................................................................................................... 100
9 SPM ADDRESSES.................................................................................................................. 101
9.1 STATUS BITS FOR READING (READ ONLY) ............................................................................................................101
9.2 STATUS BITS FOR READ/WRITE............................................................................................................................102
9.3 S
TATUS BITS STATE-TRIGGERED (STATIC, READ/WRITE) .......................................................................................102