Chapters III / IV
3.5
Communication (option)
The wattmeters are equipped with a two-way RS 232C communication channel.
Communication takes place via an optical head and the following functions are available:
- Calibration of the instrument in the factory or at a Manumesure branch.
- With operating software (available as an option) installed on a PC, it is possible to read and
record the wattmeter measurements; depending on the operating mode, you can:
- view one or two of six parameters on the PC screen,
- print out the contents of the screen,
- transfer measurement files into an Excel file and store them.
I I I I I Characteristics
- 1 start bit
- 8 data bits
- no parity
- 1 stop bit
- 9600 bauds.
These parameters are not configurable.
3.6
Mains power supply (option)
The PX110 and PX 120 wattmeters are equipped with a mains power supply adapter EN
61010-1 600V Cat III 6.9 VA as an option.
The battery hatch can be removed and replaced with an adapter connected to the AC mains
network.
I I I I I
Connection
The adapter hatch is fitted and then locked on the PX 110/120, with the measurement lead
disconnected.
The plug of the unit is connected to a "Europe"-type wall mains socket with the lead underneath.
I I I I I
Precaution for use
Remove the batteries from the PX110/120 before using the adapter.
4. GENERAL SPECIFICATIONS
4.1
Dimensions and weight
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211 x 108 x 60 mm
4.2
Power supply
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Six 1.5 V alkaline batteries (type 6LR6) or 6 NiCd 1.2 V batteries (14.5 x 50 mm) or 230 V
mains power supply (option)
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Average battery charge life: 40 hours with batteries
I
Battery charge indicator
Fixed: < 1 hour, change battery
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Automatic shutdown after 10 minutes without action on the keys and for S < 1 VA, U < 0.5 V
or I < 5 mA, in constant measurement (restart by pressing the ON key)
32
I
Approx. 835 g
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Wattmeters