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5.5 Digit LED Bench Multimeter TTi 1906

TTi » 1906

Main Features of Multimeter
ParameterValue
Visual displaydigital
Range Selectionmanual/auto
Appearancebenchtop
Measured Parameters
  • DC voltage
  • AC voltage
  • DC current
  • AC current
  • resistance
  • continuity
  • diode test

Main Features:

  • 5½ digits (±210,000 counts), auto/manual range
  • 1µV, 1nA, 1mOhm resolution, 0.012% accuracy
  • Wide range of computing functions included
  • Automatic data logging functions included
  • Integral True RMS AC converter
  • Isolated addressable RS232 interface standard
  • Model with GPIB (IEEE-488) interface available

5.5 Digit LED Bench Multimeter TTi 1906

Specifications

Accuracy

Accuracies apply for 1 year 18°C to 26°C

DC volts

Range

Accuracy

Input Impedance

Max Input

200mV

±0.017% + 3d

10M or >1G (Hi Z mode)

1kV DC or
AC Peak any range

2V

±0.012% + 3d

20V

±0.019% + 3d

10M

200V

±0.019% + 3d

1000V

±0.019% + 3d

 

Resistance
(Ohms)

Range

Accuracy

Max. Measuring Current

Max. Input

200

±0.025% + 4d

1.5mA

300V DC or RMS
continuous any
Ohms input any range

2k

±0.019% + 3d

1.5mA

20k

±0.019% + 3d

0.4mA

200k

±0.019% + 3d

40mA

2M

±0.022% + 3d

4mA

20M

±0.07% + 3d

400nA

Max open circuit voltage 3.5V. Diode Test on 2k range.
Audible continuity check available on all ranges.

 

AC volts
(True RMS)

Range

Accuracy

45Hz - 5kHz

5kHz - 10kHz

10kHz-20kHz

20kHz-50kHz

200mV

±0.2% + 150d

±0.2% + 250d

±3% + 500d

2V

±0.2% + 150d

±0.2% + 250d

±0.5% + 300d

±3% + 1500d

20V

±0.2% + 150d

±0.2% + 250d

±0.5% + 300d

±2% + 1000d

200V

±0.2% + 150d

±0.2% + 250d

±0.5% + 500d

750V

±0.2% + 150d

 

DC Amps

Range

 

Accuracy

Voltage Burden

Max. Input

200mA

 

±0.08% + 12d

300 mV max

1A, 300V
fuse protected

2mA

 

±0.08% + 12d

20mA

 

±0.08% + 12d

200mA

 

±0.08% + 12d

10A

<2000mA

±0.08% + 12d

650mV max

10A, 300V
fuse protected

>2000mA

±0.12% + 12d

Additional error at crest factor=3 typically 0.7%,
Input impedance 1M / <100 pF any range.
Max input 750V rms, 1kV peak, any range.

 

AC Amps
(True RMS)

Range

Accuracy 45 Hz - 1 kHz

Voltage Burden

Max Input

200mA

 

±0.37% + 100d

300mV max

1A, 300V
fuse protected

2mA

 

±0.37% + 100d

20mA

 

±0.37% + 100d

200mA

 

±0.37% + 100d

10A

<2000mA

±0.37% + 100d

650mV max

10A, 300V
fuse protected

>2000mA

±0.4% + 100d

Additional error at crest factor=3 typically 0.7%.

 

Further specifications

Input
characteristics

Input Current

< 100 pA

DC NMR

> 60dB at 50/60Hz

1k Unbalanced CMR

> 120dB at DC/50Hz/60Hz, DC ranges;
> 60dB at DC/50Hz/60Hz, AC ranges

Display

Display Type

13mm LED, 8 digit

Scale Length

Selectable 5½ digit or 4½ digit

Reading Rate

3 readings/sec (5½ digit). 10 readings/sec (4½ digit)

Overrange

Displays OL if input too great for range

Overflow

Displays OFLO if calculated result overflows display

Annunciators

LEDs for range, function and program modes

Computing
functions

Null

Operates over full range; values can be stored for every function

Digital Filter

10 options, including optimised default values for each range and function

Touch & Hold

Reading is held when stable

% DEV

Displays % deviation from entered reference value

dB

Displays measurement in dB relative to 1V, 1mA, 1kW or user entered
value, or in dBm

Ax+B

Linear scaling of results, with offset.

Limits

Reading displayed with H, L, or P (pass) with respect to user-defined
high and low limits

Min/Max

Minimum and maximum reading stored

Data Logger

Manual or automatic storage of 100 measurements,
Storage interval 1s to 9999s

Interfaces

RS232

Baud rates 300, 1200 or 9600. Complies fully with the ARC (Addressable
RS232 Chain) interface standard. Address selectable from the front panel

GPIB (Optional)

Fully complies with IEEE-488.1 and IEEE-488.2

Power
requirements

AC Input

110/120 Volts AC nominal 50/60Hz or 220/240 Volts AC nominal 50/60Hz
by rear panel adjustment. The instrument will operate safely and meet
specification within normal AC supply variations, viz. 99-132 Volts AC and
198-264 Volts AC respectively

Consumption

25VA max

General

Operating Range

+5°C to +40°C, 20% to 80% RH

Storage Range

–40°C to +60°C

Size

260(W) × 88(H) × 235(D)mm, excl. handle and feet

Weight

2.2kg

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