Máy phân tích khí oxy_BT 300

Technical specifications:

• Measuring range: 0,0001 ÷ 25% O2 volume

• Accuracy: ± 0.5% of theoretical value or 0,1% O2 (which ever is the greater)

• Stability: within 1%

• Response time (90%): cell < 1", system < 15"

• Temperature limits: probe: 500°÷1600°C for the part in the process, < 150 C º for the head of the probe. Converter and flow-meter box -20÷ +45º C; R.H. < 90 non condensation

• Analogue output: 4 ÷ 20 mA 500 ohm or 0 – 10 V 10 mA linear on one of the following fields: 0 – 1999 ppm; 0 – 5%; 0 ÷ 10%; 0 ÷ 25%

• Serial interfaces: RS232 and Mod-Bus RTU on RS 485

• Potential free alarms for high O2 & low O2, instrument fault (fail safe), service (fail safe). For all: 250 V, 1 A max

• In case of fault the analogue output is forced to 2 mA o 0 V

• Dumper: time constant settable between 0 e 900 seconds

• Power: 115V or 230V ± 10%, 50/60 Hz, 50 120 W

• EMC according to EN 50081 and EN 50082

• Electric safety: according to EN 61010 – 1

• Protection: Probe IP 65. Converter and flow-meter box IP 66.