KERN KFB-TM Operating And Installation Instructions page 594

Indication of zero
•
Semi-automatic subtractive tare
•
Acting upon significant fault
•
Weighing unstable samples
•
Real time clock (optional)
•
3. Technical data
3.1 Indicator
Type
Accuracy class
Weighing range
Maximum number of verification scale intervals (n)
Minimum input voltage per VSI
Maximum capacity of interval or range (Max
Verification scale interval, e
Initial zero-setting range:
Maximum tare effect:
Fractional factor (pi)
Excitation voltage
Circuit for remote sense
Minimum input impedance
Maximum input impedance
Connecting cable to load cell(s):
Supply voltage:
Operating temperature range
Peripheral interface(s)
3.1.1 Connecting cable between the indicator and the junction box for load cell(s),
if any
3.1.1.1 4-wire system
Line
Maximum length
3.1.1.2 6-wire system
Line
Maximum length
Maximum resistance per wire
Issued by DELTA
):
i
=
i
4 wires, shielded
The certified length of the load cell cable, which shall be con-
nected directly to the indicator.
6 wires, shielded
2
227 m/mm
3.8 ohm
Annex to Test Certificate No. DK0199-R76-11.04
KFN-TM / KFB-TM
III or IIII
Single-interval, multi-interval or multi-range
6000 for single-interval
2×3000 for multi-interval and multi-range,
however limited to 1000 for Class IIII
1 µV
n × e
i i
Max / n
i i
± 10 % of Max
100 % of Max
0.5
5 VDC
Active, (see below)
87 ohm
1600 ohm
See Section 3.1.1
9 - 12 VDC
230 VAC using external Vac/2Vdc adapter
Min / Max = -10 °C / +40 °C
See Section 4
Annex page 2 of 7