INFICON HPG400 ATM to High-Vacuum Gauge - Manual (Page 27)

tina31e1 (2004-05) HPG400 v1.om
27
The gauges with part numbers
353-501 and
353-503
have a built-in two-line display with an LCD matrix of 32×16 pixels. The first line
shows the pressure in normal operation, the second line the pressure unit, the
function and operational status and possible error messages.
The background illumination is usually green, in the event of an error, it changes to
red.
Pressure reading
Pressure unit
Status
Pressure reading in mbar (factory setting), Torr or Pa.
The pressure unit can be changed via RS232C interface
(
→ 28).
E
A
=
=
Emission of HP hot cathode on
Adjustment at atmospheric
pressure in progress
ok
= Normal operation, no error
(green background illumination)
FAIL lonG 5
FAIL lonG 8
FAIL lonG 9 =
=
=
Pirani sensor warning
Hot cathode sensor warning
Pirani sensor error
(red background illumination)
Internal data connection failure
(red background illumination)
4.4 Display (HPG400)
Pressure display
Function display (status)
Error display