GE CB Watch 3 - Technical Specifications; Measurement Specifications; Continuous Measurement Specifications

CB Watch 3 User Manual v6.3 - May 2019 Page 98 of 100
TECHNICAL SPECIFICATION
Measurements
Continuous measurements
Feature
Value
Refresh frequency
Approx. every 1 second
Gas
measurements
Pressure accuracy
±8mBar (0.05% FS)
Temperature Precision
±2˚C
Analogue
measurements
Accuracy
0.1% of measuring range
A/D conversion
16 bit
Time
Accuracy
1 second
Data storage
Short Term gas data
last 3,000 values @ 1 per minute
Long Term gas data
last 500 values @ 1 per day
Operations measurement
Feature
Value
Time horizon
Operation
0.3 seconds
Motor current
12 seconds
Refresh frequency
every 400 micro seconds
Analogue
measurements
Accuracy
0.1% of measuring range
A/D conversion
16 bit
Time
Accuracy
+/- 1 milli second
Temperature
Accuracy
+/- 0.1 deg C (PT100 3-wire)
Data storage
Operation data
last 50 operations
Pump data
Last 5 pump starts per pump
Processor
Feature
Value
CPU frequency
100 MHz
Memory
512Mbit SDRAM + 256Mbit Flash
Battery
No battery used
Date/time
Saved by super capacitor for ~10days