Technical Specifications - T.I.S. INSTRUMENTS MFT-PRO Quick Reference Manual

9. TECHNICAL SPECIFICATIONS

Accuracy is calculated as: ±[%reading + (no. of digits) * resolution] at 23°C, <80%RH
SAFETY TEST
AC TRMS Voltage
Range [V]

15 460
Frequency
Range [Hz]

47.0 63.6
RPE - Continuity of protective conductors ()

Range [ ]

0.01 99.99
(*) after test leads calibration
Test current:
Resolution in current measurement:
Open-circuit voltage:
M - Insulation resistance
Test voltage [V]
50
100
250
500
1000
Open-circuit voltage:
Nominal measuring current:
Short-circuit current:
Safety protection:
Line/Loop impedance (Phase-Phase, Phase-Neutral, Phase-Earth)

Range [ ]

0.01 9.99

10.0 199.9
(*) 0.1 m in range 0.1  199.9 m (by using optional accessory IMP57)
Maximum test current:
Test voltage range Phase-Neutral / Phase-Phase:
Protection types:
Insulating sheath materials:
First fault current – IT systems
Range [mA]
0.1  0.9
1  999
Limit contact voltage (ULIM)
Resolution [V]
Resolution [Hz]
Resolution [
0.01
>200mA DC up to 2 (cables included)
1mA
4 < V0 < 12V
Measuring range [M]

0.01 9.99

10.0 49.9

50.0 99.9

0.01 9.99

10.0 99.9

100 199

0.01 9.99

10.0 99.9

100 499

0.01 9.99

10.0 199.9

200 499

500 999

0.01 9.99

10.0 199.9

200 999

1000 1999
nominal test voltage -0% +10%
>1mA @ 1k x Vnom (50V, 100V, 250V, 1000V), >2,2mA @ 230k @ 500V
<6.0mA for each test rated voltage
error message for input voltage >10V
Resolution [
0.01
5.81A (at 265V); 10.10A (at 457V)
(100V 265V) / (100V 460V) ¸50/60Hz ±5%
MCB (B, C, D, K), Fuse (aM, gG, BS882-2,BS88-3, BS3036, BS1362)
PVC, Butyl rubber, EPR, XLPE
Resolution [mA]
25V, 50V
EN – 16
1
0.1

]
Resolution [M]
0.01
0.1
0.01
0.1
1
0.01
0.1
1
0.01
0.1
1
0.01
0.1
1

]
0.1
0.1
1
MFT-PRO
Quick reference guide
Accuracy

(3%rdg + 2dgt)
Accuracy

(0.1%rdg + 1dgt)
Accuracy (*)

(5.0%rdg + 3digits)
Accuracy

(2%rdg + 2dgt)

(5%rdg + 2dgt)

(2%rdg + 2dgt)

(5%rdg + 2dgt)

(2%rdg + 2dgt)

(5%rdg + 2dgt)

(2%rdg + 2dgt)

(5%rdg + 2dgt)

(2%rdg + 2dgt)

(5%rdg + 2dgt)
Accuracy (*)

(5%rdg + 3dgt)
Accuracy
(5.0rdg + 1dgt)
(5.0rdg + 3dgt)