BOQU SD Series Руководство по эксплуатации - Страница 5

Просмотреть онлайн или скачать pdf Руководство по эксплуатации для Измерительные приборы BOQU SD Series. BOQU SD Series 15 страниц. Online colormeter

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5. Installation wiring

6．1．Instrument installation
The instrument shall be installed in a clean, dry, well
ventilated place without vibration。
1．There are 4 studs on the bottom plate for installation。
2 ． Interface between measurement and water sample
collection 1/4" NPT Internal thread ， You can also choose card
sleeve installation.。
Influent mode： Down in and up out， Keep the inflow
valve as small as possible，The best way is that water
does not produce bubbles。
6. 2. Connection mode
 L: 220AC
 N：220AC
 PE: Earthing
 V+，V-：DC 24V input
 A，B，P+，P-：Communication wiring with front end（A：
Green wire， B： Black wire， P+： Red wire， P-： Yellow wire）
 I+： 4-20mA+ output （ Four wire system current positive, No
need to provide 24V）
 I-：4-20mA- （Four wire system current negative, No need
to provide 24V）
 DO1，com1：Alarm1 relay action
 DO2，com2：Alarm2 relay action
 DO3，com3：unuse
Operating instructions for SD Series Online Color Meter
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