Precise Instrument DAT 400 Technical Manual page 46

TABLE A - REGISTER STATUS CODING
BIT 13 12
Output Output
Description
2 1
WARNING: Bits 15, 14 and 7 are not managed and are always equal to 0.
OPERATION Flag memory (bit 9): When modifying a register that requires saving in the E
table "Data stored in memory with the command 0x020" on the next page), this bit is set to 1 to remind
the user to run the command 0x0020 (saving data in the permanent memory). After performing this
operation, the bit is automatically reset to zero.
OPERATION Bit related to a weight error (bit 6 of the STATUS REGISTER) When the cell is disconnected
or the measured values are out of range, this bit is set to 1.
OPERATION Bit related to the Band of zero (bit 2 of the STATUS REGISTER) When the gross weight is
less than or equal to the parameter "Band of zero in divisions", bit 2 of the status register is set to 1.
TABLE B - KEYS CODING (40011)
bit Keys Status
0 SET key
1 FUN key
2 0 key
3 PRG key
WARNING: Bits 4 to 15 are not managed and are always equal to 0.
TABLE C - FIRMWARE CODING
bit Firmware Code
0...7 Version code
8...15 Firmware code
TABLE D- COMMAND REGISTER CODING TABLE FOR MODBUS PROTOCOL
Register value
0x0000
0x0001
0x0002
0x0003
0x0010
0x0011
0x0020 Saving the data in the permanent memory
0x7FFF
TABLE E- CODING DIVISION VALUE
Register value
Division value 0.001
Register value 9
Division value 1
Page 44
11 10 9
Input Input Memory
2 1 Flag
Command Register Function
No command
Semiautomatic zero
Autotare
Peak reset
Calibration of the weight zero
Calibration of the full weight scale
Direct access to memory
0 1 2
0.002 0.005
10 11 12 13
2 5 10 20
8 6 5
Lock Off Over- Under-
keyboard Range load
3 4 5
0.00 0.02 0.05
14
50
4 3 2
Tare Zero Stable
load entered band weignt
6 7 8
0.1 0.2 0.5
1 0
Zero
center
prom (see
2