|
Lux/Light Meter:
|
S. No.
|
Parameters
|
Device Specification
|
|
1
|
Unit of Measurement
|
LUX
|
|
2
|
Range
|
0 to 10,000 Lux std. , optionally 0 to 50,000 Lux
|
|
3
|
Accuracy
|
+-5%
|
|
4
|
Working Temperature
|
0 to 55 deg C
|
|
5
|
Humidity
|
Up-to 90%
|
|
6
|
Communication Port
|
RS 485, 2 wire D+, D- and ground
|
|
7
|
Device ID
|
Provided (std. factory set)
|
|
8
|
Data Sampling rate
|
Every 500 mili second , averaged for 10 seconds for display and 3 minute average for data download. Optionally user may specify his requirement.
|
|
9
|
Protocol
|
MODBUS
|
|
10
|
Software for data logging
|
Supplied at extra price. Software can be customized as per user requirement.
|
|
11
|
Power Input
|
220 V +-10% , 50hz +- 5% , battery 9V for backup
|
|
12
|
SIZE (Std)
|
110(height) X205 (Width) X 55(Depth) mm
|
Application: This Lux / Light meter is designed with an objective to download the data on line. It finds application in energy conservation where lights are controlled by deciding the illumination level.
|
