Moisture Indicators0 pages

MOISTURE INDICATORS

Features:
Forged brass and steel construction with clear fused glass window indicating

element protected by filter screen
Copper flare gasket provided with MI-30-F
Listed by Underwriters’ Laboratories and the Canadian Standards

Association
Positive color contrast: Yellow = Wet, Green = Dry Completely reversible
Moisture element protected by filter screen and pad
Female flare types have mechanically retained copper gasket
Replacement: Moisture element, seal parts and viewing window available;

order replacement cap assembly catalog number MI-3
Maximum working pressure: 500 PSI (34.5 Bar)
Maximum temperature rating: +200°F (+93°C)
Dri-Vue color Indicators: Safe=Green; Caution= Chartreuse; Danger=Yellow
Moisture Content: Parts per million (PPM)
A moisture level of 15 PPM for Refrigerant 12. 30 PPM for Refrigerant 502 and
60 PPM for Refrigerant 22 and 500 indicated in the green color range of the
tables are generally considered dry and safe for most installations.
Patent #5852937

Type MI-30-F
SAE Flare, M x F
Type
Refrigerant
12
Refrigerant
* 22 & 500
Refrigerant
502

“Dri-Vue” Moisture-Color Tables
Moisture Content - Parts per
Million - Indicator Color
Temp.
Green
Chartreuse
Yellow
75°F
Below 5
5-15
After 15
100°F
Below 10
10-30
After 30
125°F
Below 15
15-45
After 45
75°F
Below 30
30-120
After 120
100°F
Below 45
45-180
After 180
125°F
Below 60
60-240
After 240
75°F
Below 15
15-50
After 60
100°F
Below 25
25-90
After 90
125°F
Below 30
30-120
After 120

Type MI-30-S
Solder

* For R134a, use R22 data.
Type

Catalog
Number

Size Connection

MI-30-F
MI-30-F
MI-30-F
MI-30-S
MI-30-S
MI-30-S
MI-30-S

MI-30-1/4F
MI-30-3/8F
MI-30-1/2F
MI-30-1/4S
MI-30-3/8S
MI-30-1/2S
MI-30-5/8S

1/4” Male Flare x 1/4” Female Flare
3/8” Male Flare x 3/8” Female Flare
1/2” Male Flare x 1/2” Female Flare
1/4” O.D.S.
3/8” O.D.S.
1/2” O.D.S.
5/8” O.D.S.

HENRY ®

V A L V E

Dimensions in Inches
A
B
C
D
2.63
0.34 1.51 —
2.81
0.42 1.71 —
3.13
0.42 1.71 —
2.63
0.34 1.51 0.31
2.63
0.34 1.51 0.31
2.63
0.34 1.51 0.38
2.94
0.45 1.71 0.50

Weight
lbs.
.43
.57
.59
.40
.41
.41
.46

Industrial & Commercial Refrigeration Products 800.96.HENRY
H34