TELETECH TX 916, Руководство оператора

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pg. 15
7. SPECIFICATIONS
7.1.
OSCILLATOR

Battery 9 V, alkaline IEC 6LR61

LED low battery indication

Short circuit detection, battery reverse polarity on Blue test leads

Weight and dimensions: 110 g 240 mm x 35 mm x 25 mm
Mode 1: Tone (Pair I/D)

Tone output 1 kHz-2 kHz

Selectable warble(default), continuous, two tone beeps repeating and
three tone beeps repeating

Enable/disable buzzer for short circuit & battery reverse polarity
detection

Max consumption, line pair short circuited and buzzer enabled = 8.8 mA
(70.5 hours, 580 mAh battery)

Tone output level into Line +9 dBm into 600 Ω

Output impedance 600 Ω
Mode 2: Open Circuit

Current consumption approx. 0.75 mA

Resistance between terminals > 1GΩ

Max open circuit voltage 500 V dc

Line Balance: 54 pF (black clip-red clip), 58 pF (black clip-ground
plane), 72 pF (red clip-ground plane)
Mode 3, Mode4: Short Circuit (with or without ground)

Current consumption approx. 0.75 mA

Max short circuit current 2 A

Resistance between terminals, < 0.30 Ω
Mode 5: Connect Exchange

Current consumption approx. 0.75 mA
Mode 6: 600 Ω termination

600 Ω or 900 Ω cable pair termination, configuration for noise
measurement

Current consumption approx. 0.75 mA
7.2.
PROBE

Battery 9 V, alkaline IEC 6LR61

Low battery indication using low frequency beep

Tone receiver, loudspeaker or earphone output (<2000 Ω )

High and low tone sensitivity settings

Tone receiver mode automatically powers off after 2 minutes

Max current consumption in tone receiving mode approx. 98 mA

Current consumption in other modes <1 uA

Green/Red LED shows exchange connected

Weight and dimensions: 130 g 200 mm x 50 mm x 28 mm