Firmware Commands B-9
ZT Set the scan time in tenth second increments (except
3771)
Params: delay => 0–255 (0–25.5 seconds)
up => 10–6000 (1–600 seconds)
down => 10–6000 (1–600 seconds)
Example: ZT0,600,100
Note: This command does not need a comma
separating the first parameter from the
command
ZU Scan using up direction instead of down (except 3771)
ZV Set the scan voltages (except 3771)
Params: start => 10–10000 Volts
end => 10–10000 Volts
Example: ZV10,10000
Note: This command does not need a comma
separating the first parameter from the
command
COM2 Data after the “:” will be transmitted to serial port 2
Example: COM2:RFV (“RFV” will be transmitted to com
port 2)
X2 Legacy command to turn the pump off
X3 Legacy command to turn the pump on
X7 Legacy command to set the inlet flow to 0.3 L/min (3775
and 3776 only)
X8 Legacy command to set the inlet flow to 1.5 L/min (3775
and 3776 only)
D Legacy command to read accumulative time (sec) and
accumulative counts since the last time this command
was sent.
DEL Delete Flash File, path\filename (except 3771)
FORMAT Format the flash drive. This will also erase all the data
stored on the drive (except 3771)
DIR Read the flash card directory (except 3771)