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29
INSTRUMENT
TECHNICAL
CHARACTERISTICS
Instrument
Dimensions (Length x Width x Height)
185x90x40mm
Weight
470g (complete with batteries)
Materials
ABS, rubber
Display
2x4½ digits plus symbols
Visible area: 52x42mm
Operating conditions
Operating temperature
-5…50°C
Warehouse temperature
-25…65°C
Working relative humidity
0…90%RH without condensation
Protection degree
IP66
Power Supply
Batteries
4 1.5V type AA batteries
Autonomy
200 hours with 1800mAh alkaline batteries
Power absorbed with instrument off
20 A
Mains (cod.
SWD10
) - models
HD21...4.2
Output mains adapter 100-240Vac/12Vdc-1A
Measuring units
°C - °F - Pa - hPa - mbar - bar - atm -
mmHg - mmH
2
O - kgf/cm
2
- PSI - inchHg
Security of memorized data
Unlimited, independent of battery charge
conditions
Time
Date and time
Schedule in real time
Accuracy
1min/month max drift
Measured values storage - models
HD21...4.2
Type
2000 pages containing 18 samples each
Quantity
36000 samples [pressure - temperature]
Selectable storage interval
1s, 5s, 10s, 15s, 30s, 1min, 2min, 5min,
10min, 15min, 20min, 30min and 1hour
Serial interface RS232C - models
HD21...4.2
Type
RS232C electrically isolated
Baud rate
Can be set from 1200 to 38400 baud
Data bit
8
Parity
None
Stop bit
1
Flow Control
Xon/Xoff
Serial cable length
Max 15m
Selectable print interval
immediate or 1s, 5s, 10s, 15s, 30s, 1min,
2min, 5min, 10min, 15min, 20min, 30min
and 1hour
