Jewell MM Series

The Jewell surface mounted MM series analog panel meter has the popular medallion shape that revolutionized the meter industry. This space-saving design offers high visibility and rugged durability while blending with today’s high technology applications.

Additional Information

Available Inputs

• DC and AC Rectified inputs
• DC: uA, mA, A, mV, V
• AC: V
• Plus custom-designed inputs and scales

Performance Specifications

PerformanceMeets requirements of American National Standard Institute ANSI C39.1
AccuracyAll DC meters ±2% and all AC rectified-type meters ±3% of full scale at 23°C
CasePrecision molded, black thermoplastic, one-piece barrel and flange.
Lexan material available on special orders.
CoverOptically clear, molded Plexiglass cover snaps onto the case.
Glossy black color is standard. Special colors and Lexan material available on special orders.
Zero SetZero left is standard.
Zero center, zero right, and offset zero available upon request.
Zero AdjusterExternal adjuster on the cover is standard on all models with minimum ±3% adjustment range.
DialWhite metal dial with sharp division marks, black printed numerals, and radial arc.
Special dials including mirrored and multicolor available upon request.
PointerBlack lance pointer is standard.
Knife edge or tubular pointers and red or white colors available upon request.
DeflectionT - Taut band standard is 100°
TB - Taut band standard is 100°
CM - Core-mag standard is 90°
Pivot & Jewell standard is 100° for 100µamp range and above and 90° for below.
TerminalsThreaded stud-type terminals are standard. Solder lugs available upon request.
MountingThe 1½" meters are mounted by a single mounting ring that screws into the case barrel.
The 2½" and 3½" meters are available in three-stud and four-stud mountings to ANSI C39.1 drilling plan.
WarrantyOne year limited warranty

*Specifications subject to change without notice.

Mechanisms/Sizes

MechanismDescriptionSizes
TCompact self-shielded taut band movement using simplified, frictionless suspension system supporting moving assembly.
For applications that do not have severe shock and vibration.
1½" (MM1T)
2½" (MM2T)
3½" (MM3T)
TBHigh-performance taut band movement having a unique suspension system for shock resistance.
Offers a variety of ballistics with superior torque and damping capabilities.
2½" (MM2TB)
3½" (MM3TB)
CMCompact, self-shielded D'Arsonval pivot and jewel movement providing excellent damping, repeatability, and resistance to shock and vibration.1½" (MM1CM)
2½" (MM2CM)
3½" (MM3CM)
Pivot & JewelD'Arsonval mechanism offering excellent sensitivity, repeatability, and resistance to shock and vibration.
Offers a variety of ballistics with superior torque and damping capabilities.
2½" (MM2)
3½" (MM3)

Downloads

Datasheet

Mechanisms/Sizes

MechanismDescriptionSizes
TCompact self-shielded taut band movement using simplified, frictionless suspension system supporting moving assembly.
For applications that do not have severe shock and vibration.
1½" (MM1T)
2½" (MM2T)
3½" (MM3T)
TBHigh-performance taut band movement having a unique suspension system for shock resistance.
Offers a variety of ballistics with superior torque and damping capabilities.
2½" (MM2TB)
3½" (MM3TB)
CMCompact, self-shielded D'Arsonval pivot and jewel movement providing excellent damping, repeatability, and resistance to shock and vibration.1½" (MM1CM)
2½" (MM2CM)
3½" (MM3CM)
Pivot & JewelD'Arsonval mechanism offering excellent sensitivity, repeatability, and resistance to shock and vibration.
Offers a variety of ballistics with superior torque and damping capabilities.
2½" (MM2)
3½" (MM3)

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