MECHANICAL SPECIFICATIONS
Dimensions are in inches (mm).
Tolerances (unless otherwise specifi ed):
.XX ± 0.02 (0.51)
.XXX ± 0.010 (0.254)
Angles ± 2˚
Components are shown for reference only.
1.50 (38.1)
1.08 (27.4)
1.18 (29.8)
0.655 (16.64)
0.55 (14)
0.080 (2.03)
0.10 (2.5)
0.062 (1.58)
0.100 (2.54)
1.210 (30.73)
FREQUENCY
Hz
TB1
A B
Recommended panel cutout
3D models are available at www.murata-ps.com/en/3d/meters.html
1. Description of safety marks:
Caution, risk of electrical shock
Caution, risk of danger
Equipment is partially protected by double or reinforced insulation
2. Cleaning Instructions: Gently clean with dry cloth only.
3. Caution: if the equipment is used in a manner not specifi ed by Murata
Power Solutions, the protection provided by the equipment may be
impaired.
www.murata-ps.com/support
Murata Power Solutions, Inc. makes no representation that the use of its products in the circuits described herein, or the use of other
technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not imply
the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifi cations are subject to change without
notice.
© 2016 Murata Power Solutions, Inc.
Murata Power Solutions, Inc.
11 Cabot Boulevard, Mansfi eld, MA 02048-1151 U.S.A.
ISO 9001 and 14001 REGISTERED
This product is subject to the following operating requirements
and the Life and Safety Critical Application Sales Policy:
Refer to:
http://www.murata-ps.com/requirements/
DMR20-1-FM
Self-Powered,
LED Display, AC Line Frequency Monitor
MPM_DMR20-1-FM.A02
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