JB4ES TuffSeal™ Excitation Trim Junction Box

TuffSeal™ Junction Boxes are specifically designed to protect sensitive circuitry from damage caused by moisture. The unique design inhibits moisture ingress and facilitates installation and load cell trimming. TuffSeal junction boxes are available in a stainless steel enclosure for floor scales, a Fiberglass Reinforced Polyester (FRP) enclosure for tanks and hoppers, and an FRP enclosure for truck scales. Four-channel models are available with excitation or signal trim.

• Stainless steel, NEMA 4X enclosure
• Shunt jumpers to disable unused load cell parts
• PreVent® breather vent
• Conformal coated circuit board Number of cells:
• 2 to 4 single cells
• Expansion port

 TuffSeal.pdf

Specifications

CABLE FITTINGS:

 ® breather vent 

(4) PG7 0.118-0.255 strain relief

(1) PG11 0.197-0.394 strain relief

(1) IP66/68 liquid-tight snap in grommet

in PG11 (0.730) hole. Temperature rating -40˚F to +200˚F(1) PreVent

CONNECTORS:

Spring clamp screwless, 12-28 AWG

TRIMMING:

Individual cell, excitation trim, ranges zero trim 12.49K-100K ohms with 2.49K ohms isolation resistors

POTENTIOMETERS:

100K ohm, 25 trun cermet

ENCLOSURE:

Stainless steel NEMA 4X

CIRCUIT BOARD:

3.8" x 2.3" (96.5mm x 58.4mm), with conformal coating

WARRANTY:

One-year limited warranty