H7ET-N-B Omron, H7ET-N-B Datasheet - Page 6

• 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

H7ET
Connections
J PNP/NPN UNIVERSAL DC VOLTAGE
INPUT MODEL WITH BACKLIGHT
1. Contact Input (Input by a Relay or Switch Contact)
or Switch
Relay
Input
Reset
Backlight
24 VDC
or Switch
Relay
6
Note:
2. Solid-state Input
Open collector of a
PNP transistor
1. Terminals 2 and 4 (input circuit and reset circuit) are
2. Select input transistors according to the following:
or Open collector of an
NPN transistor
functionally isolated.
Input
Dielectric strength of the collector ≧ 50 V
Leakage current < 1 µA
Reset
Backlight
24 VDC
or Open collector of an
NPN transistor
Open collector of a
PNP transistor
H7ET