23
APPROVED
April 18
Most common return messages are:
ds0
no errors, module ready for commands
ds6 R Drive busy, module is active
ds8
general error. Drive has not successfully completed last command
DE
Display errors
Displays error registers as a list. Error registers are reset after response.
Return message: dennn, where nnn is the error list
On error: er1-4
Table 6 shows different error registers.
Table 6. Error registers
DP
Display position
Displays current piston position.
Return message: dpnnn, where nnn is the position of the piston
On error: er1-4
DP response during drive operations will be reported approximately 4 ms after
receiving the query (in addition to serial communication delay)
DN
Displays liquid level sensor value
Return message: dnnnn, where nnn is the liquid level sensor value
On error: er1-4
NOTE! Only in rLine LS models. Models that does not have LS functionality always
returns 0.
Status
Hex
Binary
Decimal
No errors
0x00
0000 0000
0
no errors
Drive jam
0x01
0000 0001
1
piston movement problem
Over run
0x02
0000 0010
2
piston end position incorrect
Reset
0x80
1000 0000
128
RZ not completed after last
reset or power-on
