Sartorius Combics 2 CAIXS2 - Specifications; ADC Scale Interface; Data interface

Operating Instructions Combics CAIXS2 115
Specifications
Specifications
ADC Scale Interface
When used in standard applications (as opposed to legal metrology):
– Display resolution ≤ 62500 d
– Using the equipment in legal metrology:
Load cell connection:
– Supply voltage 2,5 V
– Bridge impedance 83 Ω to 2000 Ω
– Available sensor technology 4-conductor or 6-conductor technology
When used in legal metrology:
– Available sensor technology 6-conductor technology
– Max. cable length per gage 150 m/mm
2
– Lowest permissible input signal
for Pind = 0.5 0.2 µV/e
– Fraction of tolerance for this module:
for Delta U
min
0.2 µV/e 0.5
Measurement signal 0 mV to 7.5 mV
“Lowest permissible input signal
when used in non-legal metrology": 0.02 µV/d
Measurement signal for dead load 0 mV to 2.5 mV
Sensitivity 4 million digits max. (internal)
Digital protective interface According to EN 45501
Data interface Bidirectional intrinsically safe RS-232 interface “COM 1” with intrinsically
safe control outputs (digital I/Os) for connection to suitable intrinsically safe
equipment. Alternatives: Bidirectional intrinsically safe RS-422 interface
“COM 1” or bidirectional intrinsically safe RS-485 interface “COM 1” with
intrinsically safe control outputs (digital I/Os).
Additional data interface: Optional
Display 20 mm LCD, 14-segment plus status symbols, backlit
Housing: – Material Stainless steel 1.4301
–
Protection class according to EN 60529 IP69
Temperature range Storage temperature -20°C to +60°C, operating temperature -10°C to +40°C
Power supply Only via suitable and where applicable country-specific EX power supply
provided by Sartorius model YPS02-X.. / YPS02-Z.. / YPSC01-X / YPSC01-Z:
100-240Vac (± 10%), 50/60Hz; max. 25VA or 40-80VA with YPSC01-.
or via Ex battery pack YRB02-X
Explosion protection See EC Type Examination Certificate in the Appendix
Emissions In accordance with EN61326-1:2006 (IEC61326-1: Class A
Defined immunity to interference In accordance with EN61326-1:2006 (IEC61326-1): Industrial areas
Electrical safety In accordance with EN61010-1 (IEC61010-1)