s
Operating Instructions
Multi-function Meter
SMART 7KT
7KT0310
Please read and understand these instructions before installing,
operating, or maintaining the equipment.
DANGER
Hazardous voltage. Will cause death or serious
injury. Turn off and lock out all power supply to
this device before working on this device.
Replace all covers before power supplying this
device is turned on.
Technical Specifi cation
DISPLAY
Large backlit Liquid Crystal display
4 Lines with 4 digits each to show measured values
5th Line with 8 digits to show energy values
Bar graph for current indication
LCD INDICATIONS
- Integration of energy
PRG - Unit is in confi guration menu
- Communication in progress
MAX DMD - Maximum and Minimum Demand Power
WIRING INPUT
3 Ø - 4 wire, 3 Ø - 3 wire,
RATED INPUT VOLTAGE
11 to 300V AC (L-N); 19 to 519V AC (L-L);
Installation Category III (600V)
FREQUENCY RANGE: 45-65 Hz
RATED INPUT CURRENT
Nominal 1A / 5A AC (Min-11mA , Max-6A for 5A)
BURDEN: 0.5 VA@5A per phase
CURRENT TRANSFORMER TYPE: Measurement C.T, FS 10
CT PRIMARY
1A / 5A to 10,000A (Programmable for any Value)
• 1A to 10,000A when CT secondary is 1
• 5A to 10,000A when CT secondary is 5
CT SECONDARY: 1A or 5A (Programmable)
PT PRIMARY: 100V to 500kV (Programmable for any value)
PT SECONDARY
100V to 500V AC (L-L)(Programmable for any value)
DISPLAY UPDATE TIME
1 sec. for all parameters
DISPLAY SCROLLING
Automatic or Manual (Programmable)
POWER CONSUMPTION
Less than 8VA
ENVIRONMENTAL CONDITIONS
- Indoor use
- Altitude of up to 2000 meters
- Pollution degree II
Temperature : Operating : -10°C to 55°C
Storage : -20°C to 75°C
Humidity : Up to 85% non-condensing
PROTECTION CLASS: II
IP 65 (Front Panel Door); IP 20 (Rear Side)
OVERVOLTAGE CATEGORY : III
MOUNTING: Panel mounting
WEIGHT: 360gms
ORDER CODE INFORMATION
Product Supply
7KT0310 95V to 240V AC, ±10%, 50/60Hz (±5%)
SERIAL COMMUNICATION
Interface standard and protocol RS485 and MODBUS RTU
Communication address 1 to 255
Transmission mode Half duplex
Data types Float and Integer
Transmission distance 500m maximum
Transmission Speed 300, 600, 1200, 2400, 4800, 9600,
19200 (in bps)
Parity None, Odd, Even
Stop bits 1 or 2
Response Time 100ms Max & Independent, at Baud
rate
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