Dwyer Instruments SERIES SCS Catalog Page
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SERIES SCS
CURRENT SWITCHES
Relays/
Optional Relay Output, Solid or Split Core Case
Current Switches/Transformers
The Series SCS Current Switches are ideal for monitoring whether fans, pumps, or
motors are operating. The current owing through the core of the device powers the
circuit without an external power supply. All models have a built in solid state output
and are easy to install. Optional LED’s and 10 Amp relay modules are available. The
Series SCS is available in both split and solid core congurations.
FEATURES/BENEFITS
• Integral mounting ange for quick installation
• Solid core or split core congurations
MODEL CHART
Model Case
SCS-120025
SCS-111100
SCS-111100-R
SCS-220015
Amperage
Range Set Point
Solid
.25 to 200 A
Solid
1 to 135 A
Solid
1 to 135 A
Split
.15 to 200 A
DWYER INSTRUMENTS, INC. 356
0.25 xed
Adjustable
Adjustable
0.15 xed
APPLICATIONS
• BAS
• HVAC
Switch
Mode
Under
Over/under
Over/under
Under
Snap-on
Relay Model Case
No
No
Yes
No
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SCS-111100 and SCS-120025 SCS-111100-R
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SCS-220015, SCS-220150, and SCS-211125 SCS-220150-R and SCS-211125-R
SPECIFICATIONS
Output: Isolated, 1 A @ 30 VAC/DC max, NO.
External Relay: SPST N.O., 10 A at 260 VAC (5 A at 30 VDC).
Power Requirements: None, self-powered.
Temperature Limits: 5 to 140°F (-15 to 60°C).
Isolation Voltage: 600 VAC RMS.
Frequency: 50/60 Hz.
Enclosure Rating: UL, 94 V-0 ammability rated, ABS plastic housing.
Agency Approvals: CE, cULus.
SCS-220150
SCS-211125
SCS-220150-R
SCS-211125-R
Split
Split
Split
Split
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Amperage
Range Set Point
1.5 to 200 A
1.25 to 135 A
1.5 to 200 A
1.25 to 135 A
1.5 xed
Adjustable
1.5 xed
Adjustable
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Switch
Mode
Under
Over/under
Under
Over/under
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Snap-on
Relay
No
No
Yes
Yes
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YEAR LIMITED
WARRANTY
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