Betriebsanleitung
–
Operating manual
P3922
www.tecsis.de
BD_BE 769
19
7 Specification
Sensor:
Piezo-resistive relative pressure sensor integrated in device. Suitable for air
and non-corrosive and non-ionizing gases and liquids.
(Not suitable for water
–
use air buffering)
Connection: 2 metal pressure ports for connection to 6 x 1 mm tubes at the top of
device (4mm inner tube Ø)
Power-Off-Function:
Device will be automatically switched off if no key is
pressed/no interface communication takes place for the time of the power-off delay.
The power-off delay can be set to values between 1 and 120 min.; it can be
completely deactivated.
Display
: 2 four digit LCDs (12.4mm high and 7 mm high) for measuring values, and
for min/ max memories, hold function, etc. as well as additional functional arrows.
Pushbuttons
: 6 membrane keys
Interface
: Serial interface (3.5mm jack) can be connected to RS232 interface of a
PC via electrically isolated interface adapter (see accessories).
Power supply
: 9V battery, type: IEC 6F22 (included in scope of supply)
as well as additional d.c.connector (diameter of internal pin 1.9 mm) for external
10.5-12V direct voltage supply. (suitable power supply)
Power consumption: Slow measuring rate: < 1.2 mA
Low battery warning:
!
-display and ' bAt '
Housing
: impact-resistant ABS, membrane keyboard, transparent panel,
Front side IP65
Dimensions: 142 x 71 x 26 mm (L x W x D) +
metal pressure ports 11mm at top of device
Working temperature: 0...+50°C
Allowable rel. humidity: 0...95 % r.H. (not condensing)
Storage temperature: -20...+70°C
EMC
: The device corresponds to the essential protection ratings established in the
Regulations of the Council for the Approximation of Legislation for the member
countries regarding electromagnetic compatibility (89/336/EWG).
Additional fault: <1%
