Typical Wiring Diagram
Dimensions
Below is a typical wiring diagram for a level Swichgage instrument. A Swichgage instru- ment can be connected to a Murphy magnetic switch or magneto. Switch Contact Rating is 2 A @ 30 VAC/DC resistive.
| Murphy |
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Float | magnetic | Magneto |
| switch |
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OR
L100 and L100W
Shipping Dimensions:
• L100:
• L100W:
Shipping Weight:
• L100: 2 lbs. (0.91 kg)
•L100W: 2 lbs. (0.91 kg)
(54 mm) 
C
L 27/32 in. (21 mm)
How to Order
Specify base model designator and options in sequence shown below. Example:
____ - ____
Option
Blank: Low contact.
LF: Less fittings and hardware.
L120 | ||
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(86 mm) | ||
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| (110 mm) | (56 mm) |
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| Mounting Holes 4 places, |
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| 5/16 in. (8 mm) diameter |
Shipping Weight: 1 lb 8 oz (0.68 kg) | Shipping Dimensions: | |
Base Model (refer to “Application” section)
L100: Sight gage with low limit switch.
L100W: Same as L100 except fittings.
L120: Sight gage with low limit switch.
L127: Sight gage with low limit switch.
L128: Sight gage with low limit switch.
Specify part number when ordering Repair Parts or Kit. Example: 15000181
L127 and L128
Mounting** | ||
(57 mm) | holes 4 places | |
| 5/16 in. (8 mm) | |
| diameter | |
(70 mm) | ||
(57 mm) | ||
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(64 mm) 
2in.**
(51 mm)
L128 Mounting Dimensions
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(10 mm) |
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Mounting |
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holes 2 places |
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Repair Kit L100 and L100W:
15000103: Consists of glass, gasket,
*Applies to L128 only ** Applies to L127 only
5/16 in. (8 mm)
4 screws, contact assembly, and float assembly.
Repair Parts L120 :
15010186: Contact screw assembly.
15010234: Float assembly.
Repair Kits L127 and L128:
15000180: Includes case, contact, 4 mounting bolts, and 2 gaskets.
15000181 (L127 only): Includes 4 mounting
bolts, 2 gaskets, float assembly, ground strip, wire, and mounting plate.
15000188 (L128 only): L128 less case assembly.
Shipping Weight: | Shipping Dimensions (L127 and L128): |
• L127: 8 oz (0.23 kg) |
•L128: 10 oz (0.36 kg)
www.fwmurphy.com
918.317.4100 Email: sales@fwmurphy.com
In order to consistently bring you the highest quality, full featured products, we reserve the right to change our specifications and designs at any time. MURPHY, the Murphy logo, and Swichgage® are registered and/or common law trademarks of Murphy Industries, Inc. This document, including textual matter and illustrations, is copyright protected by Murphy Industries, Inc., with all rights reserved. (c) 2006 Murphy Industries, Inc.
Printed in U.S.A. 06 8 789