RICE LAKE JB8SP TuffSeal™ Signal Trim Junction Box
May 13, 2019
RICE LAKE JB1010T Signal/Excitation Trim
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RICE LAKE EL304A Signal Trim Junction Box
- Fiberglass Reinforced Polyester (FRP), NEMA Type 4X enclosure
- Strain relief cable fittings
- Individual cell signal disconnect switches
- Number of cells: Two or four single cells (even number of cells only)
- Expansion port
Applications
- Livestock scales
- Tank and vessel weighing
- Corner and/or section trim applications
Information
The EL304A signal trim junction box has a NEMA Type 4X, Fiberglass Reinforced Polyester (FRP) enclosure which provides optimal protection to the internal sensitive signal board. Individual cell signal disconnect switches help in diagnosing troubled load cell signals. The EL304 signal trim junction box has capacity for two or four load cells with expansion potential.
EL304A Signal Trim Junction Box Dimensions
EL304A Signal Trim Junction Box Specifications
Connectors:
4 nylon cable strain reliefs 0.079-0.236 in (2.0-6.0 mm)
2 nylon cable strain reliefs 0.236-0.354 in (6.0-9.0 mm)
Electrovert 0.197 in (5.0 mm) miniature screw terminals. Maximum wire size
# 14 AWG
Potentiometers: Enclosure:
Individual cell and section, signal trim
100,000 ohm, 25-turn cermet
FRP NEMA Type 4X, 40 PSI washdown
Warranty:
5.5 in x 4 in (139.7 mm x 101.6 mm) with anti-fungal coating
One-year limited warranty
Replacement Junction Boxes, Boards or Components Table
| Model | Complete J-Box Replacement | Replacement Board Only | Replacement Cord Grips | Replacement Pressure & Condensation Vent | Desiccant Packs |
|---|---|---|---|---|---|
| JB4SS | 88956 | 88958 | 58983 59001 | 88733 PreVent™ breather (vent) 88734 (vent nut) | 92240 |
| JB4ES | 91779 | 89446 | 58983 59001 | 88733 PreVentbreather (vent) 88734 (vent nut) $1.05 | 92240 |
| JB4SP JB4SPT | 91780 92762 | 88958 (load cell) and 89894 (transient protection) |
58983 59001 | 88733 PreVent breather (vent) 88734 (vent nut) | 16039 |
| JB4EP JB4EPT | 91781 92763 | 89446 (load cell) and 89894 (transient protection) |
58983 59001 | 88733 PreVent breather (vent) 88734 (vent nut) | 16039 |
| EL204 | 73428 | 88958 | N/A | N/A | N/A |
| JB8SP | 91782 | **89889 | 15655 (cord grip) and 15656 (nut)=3/8″ NPT 15628 (cord grip) and 15630 (nut)=1/2″ NPT |
88733 PreVent breather (vent) 88734 (vent nut) | 16039 |
| JB8SPT | 91783 | 89889 (load cell) and 89894 (transient protection) | 15655 (cord grip) and 15656 (nut)=3/8″ NPT 15628 (cord grip) and 15630 (nut)=1/2″ NPT |
88733 PreVent breather (vent) 88734 (vent nut) | 16039 |
| EL304A | 21169 | 21301 | N/A | N/A | N/A |
| JB1010 | 36231 | 36351 | N/A | N/A | N/A |
| JB1010ST | 68813 | 68811 | N/A | N/A | N/A |
| EL210 | 91781, JB4EP* | 92472 | 58983 59001 | N/A | N/A |
| EL211A | 91780, JB4SP (However the board does not have section trim capabilities)* | 92473 (However the board does not have section trim capabilities) | 58983 59001 | N/A | N/A |
| EL604-AL | 88956, JB4SS* | 88958 | 58983 59001 | N/A | N/A |
| EL604STA | 88956, JB4SS* | 88958 | 58983 59001 | N/A | N/A |
| EL604ETA | 91779, JB4ES* | 89446 | 58983 59001 | N/A | N/A |
| EL504 | 21165 | 21296 | N/A | N/A | N/A |
| JB808S | 91782, JB8SP* | 92471 | 15655 (cord grip) and 15656 (nut)=3/8″ NPT 15628 (cord grip) and 15630 (nut)=1/2″ NPT |
N/A | N/A |
| JB818ST | 91783, JB8SPT* | Need (1) 77445 (1) 89889 and (1) 89894 | 15655 (cord grip) and 15656 (nut)=3/8″ NPT 15628 (cord grip) and 15630 (nut)=1/2″ NPT |
N/A | N/A |
