深圳市敏勤电子科技有限公司
深圳市敏勤电子科技有限公司
英国Dynament红外传感器，运用了非色散红外原理，从而实现对可燃气、二氧化碳等气体的高精度检测特点：快速替换催化传感器 无需其它外围补偿电路，只需把Dynament红外传感器输出的0.4-2号变送成4-20mA即可防爆或非防爆外壳可燃气检测范围：0-5% Vol、0-99% LEL 或 0-99% Vol 甲烷或其他特定可燃气体 如：甲烷、乙烷、丙烷、丁烷、戊烷、乙烯、环氧乙烷、甲醇、乙醇、溴甲烷、甲苯、乙酸乙酯等传感器供电：0-5V电压输出 （建议3.3VDA） 输出：0.4-2V适用于工业、煤矿等行业
SPECIFICATION @ 20°C (68°F) ambient temperature | |
Operating Voltage Range: | 3.0 – 5.0 V d.c. |
Operating Current: | Constant current operation, current range 75 – 85mA |
Programmable Output Voltage Ranges: | Voltage Output Types – 0.1V to 2.7V d.c. Bridge Output Types – 0v to Bridge Supply Voltage |
Methane measuring range: | 0-5%, 0-99% volume, or both |
Propane measuring range: | 0-2% volume |
Resolution: | 0.01% for readings up to 5% volume methane
0.1% for readings from 5% up to 99% volume methane 0.01% propane for all readings Output voltage resolution 42.7 µV. |
Linearity: | The output is linear within ± 10% of the applied gas, or +/-0.05%, whichever is greater. |
Warm up time: | To final zero ± 2% full-scale: 1 minute |
Accuracy: | ± 10% of the reading @ 20°C (68°F), 1 bar pressure, applied gas. |
Pressure | ± 5% of the calibration pressure to maintain the accuracy limits |
Methane response Time T50: | <10s |
Methane response Time T90: | <30s |
Propane response Time T50: | <10s |
Propane response Time T90: | <30s |
Zero Repeatability: | ±0.05% volume methane |
Span Repeatability: | ± 0.1% volume methane at 5% applied gas. ± 2% volume methane at 99% applied gas. |
Long term zero drift: | ± 0.05% volume methane per month |
Operating temperature range: | -20°C to +50°C (-4°F to 122°F) |
Temperature performance over the range -20°C to +50°C(-4°F to 122°F): * May not be applicable when using gas cross-reference factors | ± 0.1% volume or ± 10% of reading up to 50% of full scale, ± 15% of reading from 50% to 99% of full scale, or 2% of full scale whichever is greater over the range - 20°C to +50°C (-4°F to 122°F) |
Storage temperature range: | -20°C to +50°C (-4°F to 122°F) |
Humidity range: | 0 to 95% RH non-condensing. |
Digital signal format: | 8 data bits, 1 stop bit, no parity. 2.8V logic level |
Standard baud rates: | 38,400, 19,200, 9600, 4800 |
User configurable parameters and functions: | Zero output voltage Full-scale output voltage Positive or negative going output Sensor ‘zero’ function Sensor ‘span’ function Over-range value |
MTBF: | > 5 years |
Weight : | 15 grams |
您感兴趣的产品PRODUCTS YOU ARE INTERESTED IN
百分零部件网 设计制作，未经允许翻录必究 .
请输入账号
请输入密码
请输验证码
