Download ALS-2 USER MANUAL

User Manual for ALS-2
SPECIFICATIONS
Biral ALS-2 in-field Calibrator Specifications
Automatic self-checking
Yes (voltage and memory on start-up)
Interfacing
Infrared serial communication with ALS-2 through the sensor’s
window (no electrical connection required).
Operating environment
-40°C to +70°C, 0 to 95% relative humidity
Enclosure rating
IP54 (splash-proof and dust protected), corrosion resistant.
Power
Rechargeable NiCad battery.
6.1
Digital Communication Interface
Table 5: Digital Communication Interface Specifications
Interface Type
RS232C, (Full Duplex)
Optional
RS422/RS485
Selectable Parameters:
Baud Rates
1200 Baud to 38K4 Baud
Data Bits
8
Parity
None
Stop Bits
1
Flow Control
None
Message Termination
CR-LF
Message Check Sum:
Selectable
Reporting Interval
Programmable
(Response to poll, or Automatic at 1 minute intervals:
Message Content:
• Luminance Value
• Remote Self-Test & Monitoring Flags
15