Omega Engineering BVLS Series manual Materials Of Construction, Maintenance

Models: BVLS Series

1 6
Download 6 pages 20.25 Kb
Page 3
Image 3
MATERIALS OF CONSTRUCTION
Mechanical S.P.D.T. (Single Pole Double Throw)
Note: each pole must be the same polarity to utilize these ratings.

MATERIALS OF CONSTRUCTION

BODY / COVER: Aluminium with TeflonImprenated Hard Anodized (PolyLube) Surfaces

PROBES: 316 Stainless Steel

SEALS - COVER, PROBES: Buna N

RATINGS / SPECIFICATIONS

TEMPERATURE: 10 F to 180 F

CONDUIT CONNECTION: 1/2” NPT

ELECTRICAL RATING: 10 amp. 250VAC maximum; 1/2 amp. 125VDC; 1/4 amp. 250VDC; 5 amp. 125VAC lamp load.

MICROSWITCHES:

INTERNAL WIRING CONNECTIONS: Screw Clamp

NEMA STANDARDS: NEMA 1 (General Purpose); NEMA 4 (Watertight & Dusttight); NEMA 7 (Haz- ardous Locations, Class I Groups B, C, & D); NEMA 9 (Hazardous Locations, Class II, Groups E, F, & G); NEMA 12 (Oiltight and Driptight); and NEMA 13 (Oiltight and Dusttight).

UL LISTINGS: Industrial Control Equipment for use in Hazardous Locations, Class I, Groups B,C, & D and Class II, Groups E, F, & G

MAINTENANCE

The BVLS normally requires no maintenance. However, in certain situations the switch adjustment screws may require some attention to either advance or retard the cam actuated switch point. This enables precise adjustment of the switch timing throughout the life of the unit.

Electrical Schematic as

Shown - Inside Cover

Switch Adjustment

Screws

Terminal Strip

3

Page 3
Image 3
Omega Engineering BVLS Series manual Materials Of Construction, SEALS - COVER, PROBES Buna N RATINGS / SPECIFICATIONS