Balluff BTL7-P511-M Series User Manual page 38

BTL7-P511-M _ _ _ _ -T _ 2/3-S32/KA _ _ /FA _ _
Magnetostrictive Linear Position Sensor – Rod Style
6
P interface (continued)
6.2.2 Protocol parameters
Read out parameter
Manufacturer ID
Type code
Serial number
Ultrasonic velocity
Null point offset
Measuring length
Error message
Tab. 6-1: List of request/response parameters
CI Command ID
CR Command response
LEN Length of data D0...Dn
D0...Dn Data frame
CRC CRC16 from CI/CR to Dn
14 english
CI LEN CRC CRC CR LEN D0
Inquiry Response
CI LEN CR
01h 00h 01h
or 06h 00h 06h
02h 00h 02h
03h 00h 03h
or 07h 00h 07h
04h 00h 04h
or 08h 00h 08h
09h 00h 09h
0Ah 00h 0Ah
FFh
...
Dn CRC CRC
LEN D0...Dn
07h Vendor name ASCII coded
'B' 'A' 'L' 'L' 'U' 'F' 'F'
04h Vendor code Hex coded
0x00000001 for BALLUFF
28h Type key ASCII coded
Example: 'BTL7-P511-M0500-TB3-S32'
11h Serial number ASCII coded
Example: '18072000054321DE'
08h Serial number Hex coded
Example: 0x00066BA38A5CA325 =
18072000054321DE
03h Ultrasonic velocity BCD coded
v = 2850.00 m/s = 28h 50h 00h
us
04h Ultrasonic velocity Hex coded
0x00045948 = 2850.00 m/s
04h Zero point offset [µm]
Example: 0x00019A28 = 105000 µm
04h Stroke length [mm]
Example: 0x000001F4 = 500 mm
02h Error code
01h = unknown command
02h = transmission error
03h = EEPROM access error
n
6
3
39
16
7
2
3
3
3
1