PURPOSE
( full specifications are in the manual for the device )
1. The BELL202 adapter is designed to convert the electrical input signal into electrical code (digital) output signal of the BELL202 standard. The adapter has a linear nominal static characteristic for converting the oscillation period of the input signal into a coded output signal.
2. The adapter is intended for use in systems of automatic control, regulation and control of technological processes in various industries, as well as for use as part of measuring complexes and systems, including as part of automated systems commercial gas metering
3. The BELL202 adapter is not a measuring instrument
4. Operation of the BELL202 Adapter is allowed at ambient temperature from minus 40 to plus 60 °С.
TECHNICAL DETAILS
1. Power supply parameters of the SH/RS232 interface converter from an external DC source:
– allowable values from 7 to 30 V
– own consumption current. . . . . . – no more than 100 mA
2. The converter provides:
– output voltage of the line driver. . . . . . . – from 10 to 22 V
– maximum output current, no more than . . . . . . . – 150 mA
– the number of formed lines for connecting peripheral devices. . . . . . – one
3. Overall dimensions of the transducer do not exceed 80 x 115 x 45 mm
4. The mass of the converter does not exceed – 0.4 kg
5. The service life of the SH/RS232 interface converter is 12 years
INSTALLATION & SERVICE
1. The BELL202 adapter is made in a metal case that can be mounted on a flat surface. In this case, the BELL202 Adapter must be protected from direct exposure to atmospheric precipitation.
2. The company provides warranty service for BELL202 Adapter within 24 months and service service throughout the entire service life.
DOCUMENTATION (Manual)