Product Manual
Tel: +0086-023-86850812
Email:[email protected]
Fax:+0086-023-67636974
Add: Building 13, 2-8, Jialing third village Pioneer Park, Jiangbei District, Chongqing
- 4 -
3. - FEATURES
3.1. - Electricity Metering
By means of an internal microprocessor it simultaneously measures:
Parameter
Symbol
A-phase
B-phase
C-phase
Total
Single phase voltage
V
x
x
x
/
*Phase-phase voltage
V
x
x
x
/
Current
A
x
x
x
/
Frequency
Hz
/
/
/
x
Power factor
Cos
Φ
/
/
/
x
Active power
W
/
/
/
x
Reactive power
Var
/
/
/
x
Active energy
Wh
/
/
/
x
Reactive energy
Varh
/
/
/
x
Notes:
Phase-phase voltage is Uab, Ubc, Uca, voltage data determined by the different wiring
Available:
x:
Display and communications.
xx:
Only can read in RS485 communication
The 194L-ASY delivers the visualization of parameters listed above by means of LCD type
displays. In the main display area shows 3 power parameters, with other display area show the
various parameters and state of meter on each page jump.
OTHER FEATURES
- Low-size (72 x 72 mm), panel-mounting meter.
- True R.M.S. measuring system.
- Instantaneous, maximum and minimum values of each measured parameter.
- Energy measurement
- RS-485 or Ethernet (optional) type communication to a PC.