Flintec FT-15D - Manual (Page 7)

FT-15(D) Technical Manual, Rev. 1.02 August 2010 Page 7 of 52
3.3 Technical Specification
FT-15D FT-15
Accuracy
Accuracy class: III
EU Type approved: 10 000 intervals (single range); 2x 6 000 intervals (dual range)
Display and Keyboard
Display:
6 digits, 7 segments, LED red, 20 mm high (Panel type 14 mm high)
Display update rate: 250 ms
Status annunciators Gross, net, motion, zero, weighing range, information, power, unit, programme state
Keyboard: 18-keys; membran with tactile feedback
On / off switch Yes
Key lock Basic weighing related keys can be locked against unauthorized access
A/D Converter
A/D converter type:
24 bit Delta-Sigma ratiometric
with integral analog and digital filters
Conversion rate: Max. 100 measurement values per second
Input sensitivity: 0.4 μV/e (approved), 0.1 μV/d (non approved)
Analogue input range: 0 to 20 mV
Internal resolution: Up to 8 000 000 counts
Display resolution: Up to 60 000 counts
Scale Calibration and Functions
Calibration:
By application weights
Corner adjustment: Automatic Only externally
Digital filter: 5 step adjustable
Application modes: Basic weighing, vehicle scale application
Weighing functions: Zero, auto zero tracking, motion detection, auto zero at power up
Other functions: Traffic light control (needs digital I/O option)
Alibi memory: Last 9583 records
Linearity: Within 0.0015% FS,  2 ppm/°C
Load cells
Communication & protocol: RS485, compatible to RC3D
Excitation: 12 V DC, max. 450 mA 5 V DC at 58...1200  max. 100 mA
Number of load cells:
Up to 10 (directly powered) or
up to 16 (externally powered)
Up to 6 load cells (350 ) or
18 load cells (1 100 ) connected in parallel
Connection:
4-wire technique, 2 wires for digital
interface and 2 wires for power supply
4- or 6-wire technique. Cable length is
274 m/mm² for 6-wire connection
Communication: Standard serial interface RS232C; 1 200 to 57 600 baud; programmable
Continuous mode update rate: 100 ms
Option board update rate: 40 ms
Power supply: 200…240 V AC, 50/60 Hz, max. 12 VA
Environment and Enclosure
Operation temperature:
-10 °C to +40 °C legal for trade; max. 85% RH, non-condensing
Enclosure Aluminium cast desk type (IP30) or stainless steel (IP65)