User guide

C.4.1 System diagnosis Commands – ID, IV, IS, SR
Use these commands you get the DAS 72.1 type, firmware version or device status. These commands are
sent without parameters.
ID Request of device identify
Master ( PC / PLC ) sends DAS 72.1 responds
ID
¿
D:7210
The response to this request gives the actual identity of the active device. This is particularly useful when
trying to identify different device types on a bus.
IV Request of firmware version
Master ( PC / PLC ) sends DAS 72.1 responds
IV
¿
V:0210
The response to this request gives the firmware version of the active device.
IS Request device status
Master ( PC / PLC ) sends DAS 72.1 responds
IS¿
S:067000
The response to this request comprises of two 3-digit decimal values, which can be decoded according to
the table below:
Leftmost 3-digit value : Rightmost 3-digit value:
1 Signal stable 1 (not used)
2 Zero action performed 2 (not used)
4 Tare active 4 (not used)
8 (not used) 8 (not used)
16 (not used) 16 (not used)
32 Output 1 active 32 (not used)
64 Output 2 active 64 (not used)
128 Output 3 active 128 (not used)
The example decodes the result S:067000 (binary 01000011) as follows:
Signal stable (no-motion) [2
0
= 1, LSB ]
Zero action [2
1
=2]
Output 2 active [2
6
=64]
Note: the bits that are not used are set to zero.
SR Reset DAS 72.1 firmware
Master ( PC / PLC ) sends DAS 72.1 responds
SR¿
OK
This command will respond with ‘OK’ and after maximum 400 ms perform a complete reset of the DAS
72.1. It has the same functionality as power off and on again.
Page 30 Manual DAS 72.1