品牌
生产厂家厂商性质
温州市所在地
● 使用压力值可以通过LFM11系列产品内置的拨码开关进行现场设定
● 量程:0 ~ ±10Pa/0 ~ ±10,000Pa多种量程范围可选
● 精度:±1.0%FS
● 多种压力单位可切换
● LCD背光数字显示屏
● 开机自动零点校准
● 手动按键压差零点校准
● ABS工业塑料外壳,IP65防护等级
● 旋转方式固定于安装背板
技术规格
量程 | LFM110 -1000~+1000Pa 小可设0~+100Pa LFM112 -10,000~+10,000Pa 小可设0~+1000Pa LFM116 -100~+100Pa 小可设0~+10Pa LFM111 -3400~+3400Pa 小可设0~+100Pa |
精确度 | ±1.0%FS |
压力单位 | Pa, mmH2O, mbar, inWG, mmHG, daPa, KPa, hPa |
输出信号 | 0~5VDC、0~10VDC、4~20mA、RS-485信号 (模拟信号:电流型两线制、电压型三线制、电流电压同时输出六线制;数字信号:RS-485四线制) |
电源供应 | 两组同时输出,输入电压为16~30VAC/VDC,可配24VDC适配器(3.5×1.35mm)供电 4~20mA(两线制)输出,输入电压为无极性①的12~30VDC 0~5/10VDC输出,输入电压为16~30 VAC/VDC RS-485输出,输入电压为12~30VAC/VDC |
功耗 | ≤1.5W |
① 无极性:输入电压源接线不分正负极方向 |
变送器功能
响应时间 | 0.5s,1s,2s,4s | |
分辨率 | LFM110 LFM112 | 1Pa,0.1mmH2O,0.01mbar,0.004inWG, 0.007mmHG,0.1dapa,0.001KPa,0.01hPa |
LFM116 | 0.1Pa,0.01mmH2O,0.01mbar,0.01dapa,0.001hPa | |
LFM111 | 1Pa,0.1mmH2O,0.01mbar,0.004inWG, | |
零点校准 | 手动按键零点校准 | |
测量介质 | 空气和中性气体 | |
允许过压 | 15KPa(LFM110);150KPa(LFM112);4.5KPa(LFM116);60KPa(LFM111) | |
使用温度 | -10~+60℃ | |
存储温度 | -10~+70℃ |
机械参数
外壳材质:工业塑料
防护等级: IP54
显 示 屏:背光液晶显示,50×22.5 mm(二线制无背光)
数字高度:测量值 10 mm,单位 5 mm
压力接口:金属倒刺接口,Ø 6.2 mm
电缆接头:电缆大直径Ø 8 mm