(Continuation) Impulse output (Models CEM-C31-T1 and CEM-C31-485-T1)
Impulse ON time
CEM-C31-T1-MID
CEM-C31-485-T1-MID
CEM-C31-T1
CEM-C31-485-T1
40 ms
200 ms
No� of maximum impulses per second
12
Digital input (Model CEM-C31-485-DS)
Type
Self-powered a +5V
(Vmax: 5.1V, Imax: 8.5 mA)
Operation
Tariff selection
Maximum impedance
800
Ω
Pulse width
Ton
≥
30 ms, Toff ≥ 30 ms
IR port (service port) (Model CEM-C31-T1)
Hardware
EN62056-21
Communications protocol
Modbus
Baud rate
9600 bps
Data bits
8
Stop bits
1
Parity
no parity
RS-485 Communications (Models CEM-C31-485-T1 and CEM-C31-485-DS)
Hardware
RS-485
Protocol
Modbus
Baud rate
9600, 19200, 38400 bps
Data bits
8
Stop bits
1
Parity
without -even - odd
User interface
Display
LCD
Maximum counter value
999999.9 kWh
Buttons
2 buttons
LEDs
2 LED:
kWh
, 20000 imp/kWh
k
varh
, 20000 imp/kvarh
Environmental features
Operating temperature
-25ºC... +70ºC
Storage temperature
-35ºC... +80ºC
Relative humidity (non-condensing)
5 ... 95%
Maximum altitude
2,000 m
Mechanical features
in mm.
IEC60715
Weight
CEM-C31-T1
CEM-C31-485-xx
230 g.
233.5 g.
Enclosure
EN50022
Protection degree
IP 51 installed
IP40 in terminal area
Standards
Electrical energy metering equipment (AC)� Part 1: General requirements,
tests and test conditions� Metering equipment (indexes of classes A, B and
C)
UNE EN 50470-1
49
Instruction Manual
CEM-C31
Содержание CEM-C31-485-DS
Страница 2: ...2 CEM C31 Instruction Manual...
Страница 52: ...11 CE CERTIFICATE 52 CEM C31 Instruction Manual...
Страница 53: ...53 Instruction Manual CEM C31...
Страница 54: ...54 CEM C31 Instruction Manual...
Страница 55: ...55 Instruction Manual CEM C31...
Страница 56: ...56 CEM C31 Instruction Manual...
Страница 57: ...57 Instruction Manual CEM C31...