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VAISALA二氧化碳變送器GMT221

發布日期:2022-04-28 點擊率:23

產品介紹

GMT220系列變送器集成了維薩拉CARBOCAP傳感器。這種傳感器使用參比測量技術。關鍵部件用硅材料制成,從而傳感器具有出色的時間和溫度穩定性。用戶可在0-20%的CO2濃度范圍內選擇測量。GMT221適用于較高濃度CO2測量,GMT222則適用于較低濃度的CO 2測量。GMT 22 0探頭可互換。這些探頭可以隨時拆卸、安裝或更換-不需要任何校準和調整。這些探頭可以直接安裝在變送器殼體上,或通過電纜安裝在難以到達的地方,或安裝在CO2濃度過高存在危險的區域。

應用領域包括:

園藝行業和水果儲藏

溫室和蘑菇房培養

安全報警與泄漏監測

需要良好通風的惡劣環境

詳細參數

GMT221用于高濃度

0 ... 2 %、0 ... 3 %、0 ... 5 %、0 ... 10 %、0 ... 20 %

輸出:0 ... 20或4 ... 20 mA和 0 ... 10 V

繼電器觸點:最大30VAC/60VDC, 0.5A

螺紋接線端子:0.5 ... 1.5 mm2

工作電壓:名義電壓16...35 VDC或24VAC(±20%)

功耗:<4 W

工作溫度:-20 ... +60 °C (-4... +140 °F)

帶顯示表頭:0 ... +50 °C (+32... +122 °F)

儲存溫度:-30 ... +70 °C(-22 ... +158 °F)

工作壓力 (補償范圍):700 ... 1300 hPa

濕度:0 ... 100 %RH,無冷凝

電磁兼容性:一般環境

產品應用

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