可燃气体探测器 万力达 NW8111

交直流可燃气体探测器，报警后脉冲输出

gas detector

□nw2180b (addressable hang type)

□nw2180x (addressable ceiling type)

□nw8111b-ac (ac normal ype)

□nw8111b-acl (linking type)

□nw8111b-dc (dc normal type)

□nw8111b-dcl (linking type)

specifications:

detect concenteation

100-10000ppm lpg and propane

100-10000ppm butane

200-20000ppm methane

200-20000ppm hydrogen

100-1000ppm alcoho

power:≤1.5w

response time:＜30s

audio alarm:＞90db（between 3m）

control and export: contact dc12v 2a;

angry quick component: the life-span is three years

temp. range: -10℃～ 45

humidity range: 10%～95%

atmospheric pressure:86～106kpa

installation

1.the exertion of the type of the products consults the table below:

nw2180 series are addressable type

nw8111series are stand alone type

ac: 220v ac

dc: 12v-30v dc

l: link

2. alarm when surveying li gas , want installation in overhead to smaller than 1m; must install in leave ceiling smaller than 1m while surveying natural gas and coal gasification.

3.installation use one to specialize in the screw by oneself at the alarm, twist, enter screw wall rise fill in, emerge about 1cm, and register for on not nailing alarm.please install the sketch maps according to wiring of personnel to join.

note:

a. the alarm can"t be put above the gas range.

b. the alarm can"t hold the bathroom or moister place.

c.alarm forbid with paint, alcohol, room should isolate the alarm immediately there are these two kinds of gas, in order to avoid damage transducer.