9
consumption
direct input 0.004Ib
Start current
input via CT 0.002In
Energy pulse
one active energy optoelectronic isolation output, pulse width
（80±20%）ms
Time error ≤0.5s
Communication feature
RS485 communication interface
Modbus-RTU protocol(optional)，baud rate up to 9600bps
DL/T 645 communication protocol (optional)，baud rate up to
9600bps
Mechanical feature
Dimension 72×90×63.5 126×90×63.5
IP protection
IP54（panel）/IP20（case）
Environment feature
Work temperature
(-10～55)℃
Storage temperature
(-25～70)℃
Relative humidity
(5～95)%（no condensation）
EMC
Electrostatic discharge immunity IEC 61000-4-2-III class
Radiated, radio-frequency,
electromagnetic field immunity
IEC 61000-4-3-III class
Electrical fast transient/burst
immunity test
IEC 61000-4-4-Ⅳ class
Surge immunity
IEC 61000-4-5-Ⅳ class
Immunity to conducted
disturbances, induced by
radio-frequency fields
IEC 61000-4-6-III class
Power frequency magnetic field
immunity
IEC 61000-4-8-III class
Voltage dips, short interruptions
and voltage variations immunity
IEC 61000-4-11-III class
10
The information in this document is subject to changes without any further notice.
JIANGSU SFERE ELECTRIC CO., LTD.
Add.: 99 Chengjiang R.(E), Jiangyin, Jiangsu, China.
P.C.: 214429
Tel.: 0086-510-86199063
Fax: 0086-510-86199069
http://www.meter-sfere.com
Email: justinsfere@gmail.com
cdwjc@hotmail.com
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