255-250-DNDN-UL YOKOGAWA, 255-250-DNDN-UL Datasheet - Page 4

• Manufacturer Part Number: 255-250-DNDN-UL
• Description: FREQUENCY PANEL METER MODEL 255-2 55-65HZ 240VAC UL
• Manufacturer: YOKOGAWA

Specifications of 255-250-DNDN-UL

• Meter Range: 55Hz To 65Hz
• Meter Size/dimensions: 2.5" X 2.5"
• Scale Length: 2.06"
• Meter Function: Frequency

YOKOGAWA Offers These Advantages . . .
Back-Of-Panel Mounting For
Horizon Line
Horizon Line panel meters can be
mounted either behind or in front of the
panel. Behind-panel mounting is easy
. . . just remove snap-off mask and
mount. No special mounting hardware
or bezel is required. This design feature
improves panel appearance . . . saves
time and money. When illuminated
scales are required, simply position light
source as shown, or in any suitable
position along the edge of the
instrument.
Gasket Sealing Design Establishes A New
Industry Standard
Dust resistant construction is now a standard feature
of all New Big Look panel meters 2
YOKOGAWA's unique gasket sealing design eliminates
the need for a crimped bezel, providing for quick
modification and scale changes while maintaining the
integrity of the meters.
Three Mounting Types
Available in
Stylist Series
Rear Panel Window Mount
Front of Panel Surface Mount
Rear Panel Surface Mount Available with
Optional Bezel
1
⁄
2
"-4
1
⁄
2
" only.
Dust Resistant Construction
YOKOGAWA Big Look panel meters,
except 11⁄2", feature gasketed
construction to seal out dust and other
air-suspended damaging particles.
Application is ideal for adverse
environments. Special dust resistant
features are included on all YOKOGAWA
New Big Look meters, (except 1
For more severe applications, to meet
UL-1437 or IEC 144 requirements, other
models are also available upon request.
Clean, Readable Case Design
Provides Extra Safety
YOKOGAWA’s brand New Big Look and
Horizon Line panel meters are designed
to provide attractive styling, quick, sure
readability for any application . . . and a
built in safety feature to help you meet
national safety requirements. If you must
remove the acrylic cover, you have to
remove the instrument itself from the
panel in order to reach the special safety
screws holding on the cover. Removing
the meter prevents shock hazard. This
safety feature is standard on all New Big
Look and Horizon Line meters. All
windows and bases are UL94V0 rated
(non-flammable)
1
⁄
2
").
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