Time-electronics 1048 Voltage-Current-Loop Calibrator Manual do Utilizador descarregar pdf (Página 4)

V1.2 30/12/10 Page | 4 1048 Technical Manual

2. Front panel controls and operating modes

A. Input/Output terminals

B. 4.5 Digit LCD Display.

C. 3 position switch for ON/OFF( OFF), Volts (V), Current (mA).

D. Push button for fine decreasing (DEC) of the output.

E. 10 turn control for coarse output adjustment

F. 3 position switch, normal (NORM), zero (OFF), reverse (REV) output. Also used to

restore high resolution display.

G. 3 position range switch (22, 2.2, 0.22).

H. Push button for fine increasing (INC) of the output. Also used in conjunction with the

DEC button to select the modes of operation i.e. Normal, Step, and Ramp. When in

Step mode, it initiates automatic stepping. When in Ramp mode, it re-starts the ramp.

I. 3 position function switch for source (SRC), measure (MEAS), and transmitter

simulation (TX SIM).

B. Display

C. OFF/V/mA switch

D. Decrement (DEC)

A. Terminals

E. Multi-Turn

Output Control

F. Output switch

G. Range switch

H. Increment (INC)

I. Function switch

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Time-electronics 1048 Voltage-Current-Loop Calibrator Manual do Utilizador Página 4