Chauvin Arnoux C.A 6454, Руководство пользователя

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1 6-WAY ROTARY SWITCH :
- OFF .................. : instrument off
- REARTH /
…: earth measurement in a live condition, with one auxiliary rod (selective earth
if clamp connected)
- ZLOOP.............. : loop impedance measurement with 3 wires (high or low current), between
phase (L) and earth (PE)
- ZLINE................ : loop impedance measurement with 2 wires (high current only), between
two phases or between phase and neutral
- ................... : current measurement
- SET-UP............. : configuration of the instrument
Set the switch to OFF when the instrument is not in use
7-KEY KEYPAD :
The functions of the various keys are as follows for all the settings of the switch EXCEPT the
SET-UP position (see § 3.2).
2 nd key :
→
access the secondary function of the key in question
(written in yellow italics below each key)
2
→
display the current time and date as long as the key is
kept pressed
TEST
/SMOOTH key :
→
start/stop a measurement (except for voltage and
current measurements, which are made directly) and exit
from the error mode
→
compensation of the measuring cables
→
smooth the measurement ( SMOOTH mode)
MORE /ALARM key :
→
display the measurements and/or complementary
calculations of a function, possibly in association with the
key
→ activate/deactivate the "alarm" function
2
nd
TEST +
SMOOTH
2
nd
+
ALARM
MORE
TEST
MORE
2 nd
TEST
+ Press on other key
2 nd