型 號 |
GTD-300Ex |
GTD-300Tx |
測量氣體 |
可燃氣體 H 2,甲烷,丁烷及等) |
有毒氣體 HCl,HCN,SO 2&等) |
測量類型 |
擴散型 |
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測量方法 |
熱絲半導體電池,催化單元, |
熱導池電化學電池,半導體電池 |
測量範圍 |
0~2000ppm, 0~100% LEL, 0~100% Vol |
參考訂購信息 |
反應時間 |
< 15sec / 90% scale |
<45 sec / 90% scale |
精 度 |
±3% / Full scale |
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參數控制 |
非侵入式控制磁鐵棒(校準,維修,報警設置) |
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操作模式顯示 |
4-LED(電源,2報警,1故障) |
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測量值顯示 |
LCD顯示(內置背光2行16字符) |
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報警信號輸出 |
250V 1A / 3-SPST繼電器觸點(2-報警,1故障) |
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輸出信號模擬輸出 |
測量輸出:4-20毫安DC |
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維護輸出:3毫安DC |
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校準輸出:2毫安DC |
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故障輸出:0毫安DC |
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數字輸出:RS-485的Modbus(可選) |
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有線/距離 |
電源+信號線:三線(以上CVVSB 1.5sq)/2500米最大。 |
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RS-485數據通信電纜:1par(UL2919的RS-485)/千米最大值。 |
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導管連接 |
1/2“和3/4”PF,NPT(3/4“PF標準) |
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安裝型 |
2“極安裝,壁掛式安裝,管道安裝 |
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工作溫度 |
-20 ~ +50 | |
工作濕度 |
5 ~ 95%.RH (non-condensing) |
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操作電源 |
18 ~ 31V DC (24V DC normal) / 250mA max. |
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尺寸 |
GTD-300Ex (Comb.) 152 x 168.5 x 109(W X H X D) |
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GTD-300Tx (Toxic.) 152 x 188.5 x 109 (W X H X D) |
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重量 |
2.1 kg |
2.2 kg |
防爆 |
Flame proof type (Ex d IIC T6) |
Model |
GTD-300Ex |
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Measuring gas |
Combustible gas Methane, Butane & etc) |
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Measuring type |
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Measuring method |
Hot wire semiconductor cell, |
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Measuring range |
0~2000ppm, 0~100% LEL, 0~100% Vol |
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Response time |
< 15sec / 90% scale |
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Accuracy |
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Parameter controls |
Non intrusive control with Magnet |
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Operation mode display |
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Measuring value display |
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Alarm signal output |
250V 1A / 3-SPST Relay contact (2-Alarm, 1-Trouble) |
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Output signal |
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Cable / Distance |
(Above CVVSB 1.5sq) / 2,500m max. |
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RS-485 data communication cable: 1par (UL2919 RS-485) / 1,000m max. |
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Conduit connection |
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Mounting type |
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Operating temperature |
-20﹎ ~ +50﹎ |
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Operating humidity |
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Operating power |
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Dimensions |
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Weight |
2.1 kg |
2.2 kg |
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Approval |
* Continuous detection of combustible, oxygen & toxic gas in hazardous area with |
* GTD-300 型錄檔案請至 資料下載 。