Jiangsu instrument creating isolation barrier

Suqian instrument Chong Instrument Co., Ltd. is a focus on product research and development to sell plug isolation barrier, the barrier of a company, the company's isolation barrier, barrier selling well received by customers at home and abroad! www.yc-meter.com Wang Li 18952392257 QQ: 1654813101 Guo Chao 18551626112 QQ: 1647874258 detection side safety barrier - digital input / output single / dual channel (NPEXA-C5) barrier of the barrier from the active danger zone or passive switch signal, transmitted to the security situation through the isolation barrier, the instrument has a switching circuit detection function, output relays or collector output, while the positive and counter-selection. Proof mark: [Exia] ⅡC the barrier channels: Single / Dual danger zone allows input signals: passive input signal is a pure switch contacts. Active signal: input signal> 2.1mA when expressed as "open" (ON) input signal  6mA (short), output open. Note