H7ET-N-B Omron, H7ET-N-B Datasheet - Page 7
![COUNTER TIME 999KHRS NO VOLT IN](/photos/6/44/64472/h7et-nfv-b_h7et-nv1-b_h7et-n-b_sml.jpg)
H7ET-N-B
Manufacturer Part Number
H7ET-N-B
Description
COUNTER TIME 999KHRS NO VOLT IN
Manufacturer
Omron
Series
H7ETr
Specifications of H7ET-N-B
Operating Mode
Accumulative
Output Type
None
Voltage - Supply
None Required (Battery Included)
Termination Style
Screw Terminal
Display Type
LCD Non-Backlit
Timing Range
999999.9 h, 3999 d 23.9 h
Signal Input Type
Voltage
Time Range Max
999999.9h
Character Size
0.338"
Backlight Power
24VDC
Time Range Min
0h
No. Of Digits / Alpha
4
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
H7ET-B
H7ETNB
Z870
H7ETNB
Z870
H7ET
J PNP/NPN UNIVERSAL DC VOLTAGE
J AC/DC MULTI-VOLTAGE INPUT MODEL
Note: 1. Terminals 2 and 4 (input circuit and reset circuit)
INPUT MODEL WITHOUT BACKLIGHT
1. Contact Input (Input by a Relay or Switch Contact)
2. Solid-state Input
or Open collector of an
NPN transistor
Open collector of a
PNP transistor
or Switch
or Switch
Relay
Relay
2. Select input transistors according to the following:
are functionally isolated.
Input
Input
Dielectric strength of the collector ≧ 50 V
Leakage current < 1 µA
Input
Reset
Reset
Reset
or Open collector of an
NPN transistor
Open collector of a
PNP transistor
or Switch
or Open collector of
an NPN transistor
or Switch
Relay
Relay
J NO-VOLTAGE INPUT MODEL
7
Note: 1. Residual voltage in the output section of Proximity
1. Contact Input (Input by a Relay or Switch Contact)
2. Solid-state Input
Note: Use Relays and Switches that have high contact
(Open Collector Input of an NPN Transistor)
Open collector of an
NPN transistor
2. Select input transistors according to the following:
reliability because the current flowing from
terminals 1 or 3 is as small as approx. 10 µA.
OMRON’s G3TA-IA/ID is recommended as the
SSR.
Relay
or Switch
Sensors or Photoelectric Sensors becomes less
than 0.5 V because the current flowing from
terminals 1 or 3 is as small as approx. 10 µA,
allowing easy connection.
Dielectric strength of the collector ≧ 50 V
Leakage current < 1 µA
Input
Terminals 2 and 4 are
internally connected.
Input
Terminals 2 and 4 are
internally connected.
Reset
Reset
or Switch
Open collector of an
NPN transistor
or Switch
Relay
H7ET