User Manual

1587 FC/1587/1577
Users Manual
12
Table 6. Display Indicators (cont.)
Indicator Description
1587 FC 1587 1587T 1577
Z
Hazardous voltage warning. Indicates 30 V or greater (ac or dc depending on the rotary
switch position) is detected on the input. Also appears when the display shows  in the
B, C,
or
E switch positions, and when  appears on the display. The Z also appears when
insulation test is active, or in Hz.
• • • •
a
“Smoothing” enabled. Smoothing dampens display fluctuations of rapidly changing inputs by
digital filtering. Smoothing is available for insulation testing on 1587 models only. For more
on smoothing, see Power-Up Options.
• • •
K Indicates the VFD low-pass filter function for ac volts is selected.
• • •
Y
S
Indicates AutoHold is active.
Indicates display hold is active.
• • • •
M
n
Indicates minimum, maximum, or average reading has been selected using the € button.
• • •
X Continuity test function is selected.
• • • •
O Diode test function is selected.
• • •
nF, μF, ° C, ° F,
AC, DC, V, mV,
mA, Hz, kHz, Ω,
kΩ, MΩ, GΩ
Measurement units.
• • • •
0000 Primary display.
• • • •
V
DC
Volts source for Insulation test.
• • • •