Description
TA398 Large-Format Humidity Indicator Plug
Complies with MS18013-2
The TA398 is a large black anodised aluminium humidity indicator plug, designed for installation into rigid containers via a 1.45 in. (37 mm) diameter hole. It is supplied with a lock nut and gasket and comes fitted with a 20-30-40-50% humidity indicator disc. The disc is field-replaceable using a flat steel blade measuring 1.188 in. x 0.050 in. (30 mm x 1 mm).
Optional Colour-Change Indicator Discs:
| Circle Card Part Number | Standard Item | Indicated Humidity (%) | Segment Type |
|---|---|---|---|
| TA346-HC-2345S | Yes | 20, 30, 40, 50 | Spot |
| TA346-HC-2345P | No | 20, 30, 40, 50 | Pie |
| TA346-HC-123P | No | 10, 20, 30 | Pie |
| TA346-HC-234P | No | 20, 30, 40 | Pie |
| TA346-HC-345P | No | 30, 40, 50 | Pie |
| TA346-HC-3456P | No | 30, 40, 50, 60 | Pie |
| TA346-HC-246P | No | 20, 40, 60 | Pie |
| TA346-HC-357P | No | 30, 50, 70 | Pie |
| TA346-HC-40 | No | 40 | Spot |
| TA346-HC-60 | No | 60 | Spot |
Specifications:
-
Weight: 0.09 lbs (41 grams)
-
Maximum Internal Pressure: 10 psi
-
Recommended Installation Torque: 30–40 in-lbs (3.4–4.5 N·m)
-
Maximum Wall Thickness: 0.20 in (5 mm)
Applications:
The TA398 is suitable for enclosures rated NEMA 1, 2, 3, 3R, 3S, 4, 5, 6, 12, 12K, and 13, as well as IP66 and IP67. It may also be compatible with other NEMA or IP-rated enclosures depending on specific installation requirements.
A version with a clear anodised finish is also available as TA396-2345S, conforming to MS18013-1.
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