Constant flow rate manually adjustable by control dial on the front panel, Power-ON led indicator.

通过控制面板上的调节旋钮可对流量进行手动调节，还带有电源指示。

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Constant flow rate manually adjustable, proportional flow rate according to a digital input signal (from water meter), Power-ON led indicator and level control input. The two different modes are.

比例调节，可根据数字信号（比如水表发出的脉冲信号）来调节流量的比例，带有电源指示和液位探头接口，可直接连接液位探头控制计量泵启动或停止。

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Car body external indicator light (led explosion-proof type), need installed on both sides of each car shall not be less than 6 light (a car has been flow power supply).

车体外部两侧需安装指示灯(LED防爆型)，每车不得少于6盏(一车一直流电源)。

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Car body external indicator light (led explosion-proof type), need installed on both sides of each car shall not be less than 6 light (a car has been flow power supply).

车体外部两侧需安装指示灯(LED防爆型)，每车不得少于6盏(一车一直流电源)。

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