Milesight WS558, User Manual

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5.2 Sensor Data
WS558 reports switch status and electrical data according to reporting interval (20 mins by
default). For Switch model, it only uploads switch status.
Example:
1. Periodic package:
Channel Type Value Channel Type Value
ff
0a
(Software
Version)
0101
(V1.1)
ff 0f (Device Type)
02=>Clas
s C
Channel Type Value
ff
26 (Power
Consumption)
01=>Enabled
Channel Type Description
03 74 (Voltage)
UINT16, Unit: V
Resolution: 0.1V
04 80 (Active Power) UINT32, Unit: W
05 81 (Power Factor) UINT8, Unit: %
06 83 (Power Consumption) UINT32, Unit: Wh
07 c9 (Total Current) UINT16, Unit: mA
08 31 (Switch Status)
Byte 1: 00
Byte 2: indicate every switch status per
bit, 0=close, 1=open
08310001 058164 07c90200 0374b208 068301000000 048001000000
Channel Type Value Channel Type Value
08
31 (Switch
Status)
Byte 1: 00
Byte 2: 01=
00000001
=> L1 open and
others close
05
81 (Power
Factor)
64=> 100%
Channel Type Value Channel Type Value
07 c9 (Current)
02 00=>00
02=2mA
03 74(Voltage)
b2 08=>08
b2=2226
Voltage=2226
*0.1=222.6V
Channel Type Value Channel Type Value
06
83(Power
Consumption)
01 00 00 00=>00
00 00 01=1
Wh=0.001 kWh
04
80 (Active
Power)
01 00 00
00=>00 00 00
01=1 W