LC24-F-AH Panasonic Electric Works, LC24-F-AH Datasheet - Page 3

• Manufacturer Part Number: LC24-F-AH
• Description: COUNTER LCD 30HZ 200-240VAC
• Manufacturer: Panasonic Electric Works
• Series: LC24r

Specifications of LC24-F-AH

• Count Rate: 30Hz
• Number Of Digits/alpha: 7
• Input Type: Voltage
• Voltage - Supply: None Required (Battery Included)
• Display Type: LCD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Output Type: -
• Other names: 255-1192

OPERATION EXPLANATION
CAUTIONS
<Non-voltage input type>
1. Since the current from the operation
2. When input signals are triggered
3. When connecting the signal input and
4. Lithium batteries are built in the flush
•PC board mounting type—
1. After connecting the external power,
2. Battery life is calculated as follows:
3. Hand soldering:
62
Soldering iron
Iron tip temperature
Soldering time
signal and reset input terminals
[1-3 (flush mounting type), E-H
(PC board mounting type)] is small,
use relays and switches which have
high-reliability contact performance.
through the transistor’s open collector,
use a small signal transistor with an
I
ger them with no voltage across the
collector.
reset input wires, do not run them
parallel to high-voltage or power
cables and avoid using the same
conduit. Use shielded wires or metallic
conduits which are as short as possi-
ble. If the floating capacitance of the
wires exceeds 500 pF (approx. 10 m
for parallel wires of 2 mm
cause malfunctions.
mounting types. Never throw them into
a fire. Do not dispose of them in trash
intended to be incinerated.
be sure to reset it to make sure that
“0” appears on the display.
t: Battery life (h)
I: Consumption current (mA)
A: Battery capacity when the operating
CBO
voltage becomes minimum.
less than 1 µA, being sure to trig-
Addition
UP
t = A
Less than approx. 3 seconds
Approx. 300°C
I
30 W to 60 W
2
), it will
(572°F)
LC24-F type
• Counts when the
• While the reset input is
LC24-C type
• Counts when the
• While the reset input is
operation signal is ON.
ON, the signal time is
not counted and the
display is "0".
operation signal is ON.
ON, the signal does
not change.
<Voltage input type>
• AC/DC Voltage input type
1. Apply voltage to the signal input termi-
2. Since the current from the reset input
3. When reset is triggered through the
4. For external reset, make a temporary
• DC voltage input type
1.When more than 30 V DC is applied to
2. For external reset, voltage is applied
nal. Do not apply voltage to the reset
input terminal. When voltage exceed-
ing the range of the rated input voltage
is applied to the signal input terminal,
or if voltage is applied to the reset ter-
minal, it may cause break-down of
internal elements.
terminal is small, use relays and
switches which have high-reliability
contact performance.
transistor’s open collector, use a small
signal transistor with an I
1 µA, being sure to trigger it with no
voltage across the collector.
short-circuit between the rear reset ter-
minals [3-4].
the signal or reset input terminals, it
may cause breakdown of internal
elements.
between the rear reset terminals
[3-4] to the H level (4.5 to 30 V DC).
In this case, connect (–) to terminal 4
and (+) to terminal 3]. Since they are
polarized, they will not operate with
reverse polarity.
IN
Reset
Count
IN
Reset
Count
Example
Example
CBO
0
less than
0
1
1
• Common
1. When connecting the operation signal
2. Lithium batteries are built in.
wires [1-2] and reset input wires
[3-4], do not run them in parallel with
high-voltage or power cables. Avoid
running signal or reset wires in a
power conduit. Use shielded wires or
metal conduits which are as short as
possible. If the floating capacitance of
these wires exceeds 500 pF (approxi-
mately 10 m for parallel wires of
2 mm
Never throw them into a fire. Do
not dispose of them in trash intended
to be incinerated.
9999999
9999999
2
), it will cause malfunctions.
0
0
1
0
1
0