Panasonic LH2H Manual page 3

2 Backlight type
No. digits Measurement time range
0 to 999999.9h/0 to 3999d23.9h switchable
7 digits
0 to 999h59m59s/0 to 9999h59.9m switchable
2) Installation frame type
1 Standard type
No. digits Measurement time range
0 to 999999.9h/0 to 3999d23.9h switchable
0 to 999h59m59s/0 to 9999h59.9m switchable
0 to 999999.9h/0 to 3999d23.9h switchable
7 digits
0 to 999h59m59s/0 to 9999h59.9m switchable
0 to 999999.9h/0 to 3999d23.9h switchable
0 to 999h59m59s/0 to 9999h59.9m switchable
2 Backlight type
No. digits Measurement time range
0 to 999999.9h/0 to 3999d23.9h switchable
7 digits
0 to 999h59m59s/0 to 9999h59.9m switchable
2. PC board mounting type
No. digits Measurement time range
0 to 999999.9h
7 digits
0 to 9999h59.9m
Specifications
1. Panel mounting type
Type
Item
No. digits
External power supply
Measurement time range
Min. input signal width
Input method (signal)
Start
input
Input impedance
Residual voltage
Min. input signal width
Input method (signal)
Reset
input
Input impedance
Residual voltage
Display method
Breakdown voltage (initial)
Insulation resistance (initial)
Backlight power
Protective construction (Note)
Accessories (Note)
Battery life
Note) Only for installation frame type.
Standard type
Non-voltage input
0 to 999999.9h/0 to 3999d23.9h (Switchable by switch)
0 to 999h59m59s/0 to 9999h59.9m (Switchable by switch)
Non-voltage input using
contacts or open collector
connection
When shorted:
Max. 10 kΩ
When open:
Max. 750 kΩ
Max. 0.5 V
Non-voltage input using
contacts or open collector
connection
When shorted:
Max. 10 kΩ
When open:
Max. 750 kΩ
Max 0.5 V
7-segment LCD
Between charged and uncharged parts: 1,000 V AC for 1 minute.
Min. 100 MΩ (measured at 500 V DC) Measurement location same as for break down voltage.
—
IEC Standard IP66 (only panel front: when using rubber gasket)
Front reset Input method
Yes Voltage input type (4.5 to 30 V DC)
Front reset Input method
Non-voltage input type
Yes Voltage input type (4.5 to 30 V DC)
Free voltage input type (24 to 240 V AC/DC)
Front reset Input method
Yes Voltage input type (4.5 to 30 V DC)
Front reset Input method
No Non-voltage input type
Voltage input
7 digits
Not required (built-in battery)
200 ms
High level: 4.5 to 30 V DC
Low level: 0 to 2 V DC
Approx. 4.7 kΩ
—
100 ms
High level: 4.5 to 30 V DC
Low level: 0 to 2 V DC
Appox. 4.7 kΩ
—
With green/red backlight
Rubber gasket, mounting bracket
10 years (at 25°C 77°F)
LH2H-FE-DHK-DL-B
LH2H-FE-HMK-DL-B
LH2H-F-DHK
LH2H-F-HMK
LH2H-F-DHK-DL
LH2H-F-HMK-DL
LH2H-F-DHK-FV
LH2H-F-HMK-FV
LH2H-F-DHK-DL-B
LH2H-F-HMK-DL-B
LH2H-C-H-N
LH2H-C-HM-N
Backlight type
Free voltage type
Separate product type
24 to 240 V AC/DC
0 to 2.4 V AC/DC
Non-voltage input using
contacts or open collector
When shorted:
7-segment LCD
7-segment LCD
Between charged and
uncharged parts:
2,000 V AC for 1 minute.
24 V DC (±10%)
LH2H
Part No.
Part No.
Part No.
Part No.
Standard type
High level:
Low level:
—
—
connection
Max. 10 kΩ
When open:
Max. 750 kΩ
Max. 0.5 V
—
149