SDV-FL61 Omron, SDV-FL61 Datasheet - Page 113

• Manufacturer Part Number: SDV-FL61
• Description: Sensor Hardware & Accessories VOLTAGE SENSOR
• Manufacturer: Omron

Specifications of SDV-FL61

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Terminal Arrangement
Internal Block Diagram
SDG-A
Operation
• The SDG’s internal connections and the ground fault section’s
• The setting circuit is a resistance bridge circuit. When a ground
• In the undervoltage section, voltage input is compared with the
• When the operating resistance is set to 1 k , the Relay operates if
E
operating value setting circuit are shown in the diagram.
fault occurs, the bridge becomes unbalanced and output turns ON.
Level detecting circuits 1 and 2 detect the incidence level and an
output signal is sent via the positive and negative sides of the
judgement output.
internal reference voltage and output is turned ON if it drops.
the ground fault resistance drops below 1 k .
b
c
a
8
6
7
5
4
3
E
Terminal arrangement on rear side
Test button
X/c
10 k
Operating value setting circuit
20 k
20 k
3
2
SDG-A
4
1
8
5
To circuit
6
7
Output relay
X
Negative side
Note 1: The numbers in circles indicate the Relay pin numbers.
Positive side
2: The power supply is nonpolar.
a
b
transformer
Power
A
B
DC Fault Detection Relay
supply
Power
2
1
SDG
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