Huawei ECC800 - Smoke Sensor

ECC800 Data Center Controller
User Manual (for ECC800-Pro)
3 Device Description
Issue 06 (2020-04-22)
Copyright © Huawei Technologies Co., Ltd.
50
Indicator
Color
Name
Status
Description
Blinking at
super short
intervals
A network is set up, and node
access is allowed (the indicator
blinks at 10 Hz, on for 0.05s and
then off for 0.05s).
Blinking
intermittently
at super short
intervals
The multi-functional sensor is
searching for a network (the
indicator blinks at super short
intervals for 0.5s and then turns
off for 0.5s).
3.2.8 Smoke Sensor
Smoke sensors are used to detect the smoke concentration.
Figure 3-23 Smoke sensor
Table 3-46 Technical specifications of a smoke sensor
Item
Specifications
Operating voltage
DC12 V (9–16 V DC)
Quiescent current
< 8 mA
Alarm current
< 35 mA
Output mode
Relay output
Output contact capacity
3 A/120 V AC or 3 A/24 V AC
Operating temperature
–10ºC to +50ºC
Ambient humidity
< 95% RH (non-condensing)
Dimensions
Diameter: 112 mm, height: 41 mm