Product Specifications
Prod Model: |
NSE-MM Moisture Indicator Refrigeration |
Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Maximum Working Pressure: |
35bar |
Medium: |
Refrigerant and Lubricating Oil |
Weight: |
0.2g~0.4G |
Port: |
1/4,3/8,1/2,5/8,3/4,7/8,9/8 |
Body Material: |
Brass |
Connection Form: |
Thread or Soldering |
Material: |
Brass |
Connection: |
Welding |
Standard: |
DIN |
Product Description
NSE Sight Glass
General Characteristics
NSE series sight glasses is for the pipe line of freezer or air conditioner
system in order to show moisture of refrigerant and flow status of refrigerant
and lubricating oil.It indicates the oil level of compressor crooked-shaft box,
so that we can look and control the system.
Technical data
Moisture content(ppm)
Maximum working pressure: 35bara
Refrigerant | R22 | R134a | R407c | R404A/R507 |
Liquid temperature | 24ºC | 38ºC | 52ºC | 24ºC | 38ºC | 52ºC | 24ºC | 38ºC | 52ºC | 24ºC | 38ºC | 52ºC |
Blue(dry) | <30 | <45 | <60 | <30 | <45 | <60 | <30 | <40 | <75 | <20 | <25 | <35 |
Light lue(warning) | 30~120 | 45~180 | 60~240 | 30~100 | 45~160 | 60~220 | 30~140 | 40~180 | 75~250 | 20~70 | 25~85 | 35~125 |
Pink(moisture) | >120 | >180 | >240 | >100 | >160 | >220 | >140 | >180 | >250 | >70 | >85 | >125 |
NSE-MM Refrigeration Sight Glass Moisture Indicator
Model | Connectionsize | A | B | C | D |
mm | mm | mm | mm |
NSE-MM | 1/4(6) | 7/16-20UNF | -- | 76 | 39 |
(M12*1.25) |
3/8(10) | 5/8-18UNF | -- | 76 | 39 |
(M16*1.5) |
1/2(12) | 3/4-16UNF | -- | 84 | 36 |
(M18*1.5) |
5/8(16) | 7/8-14UNF | -- | 86 | 36 |
(M22*1.5) |
Shanghai Thermostat Factory Co., Ltd. is a professional manufacturer of refrigeration and air condition auto-control unit. We have more than 60 years history in this industry.
In 1985, STF cooperated with ALCO to produce T series expansion valves. We were the only Chinese company having the mixed infusing technology in expansion valve production. In 1993, Shanghai Johnson Controller Co., Ltd. Was established by us and Johnson to produce YK series controllers. In 1996, FDF-M diaphragm solenoid valve was certificated as National Grade New Product. As a high-tech enterprise, we get innovation fund from the government.
Our main products include solenoid valves, thermostatic expansion valves, sight glasses, filter dryers, pressure controls, pressure difference controls, temperature controls. We have gained approval for our quality control system in relation to international standard ISO9001: 2008. UL/cUL\CE & CQC approval can be supplied to order.
Products are widely used by Carrier, YORK, Trane, Dunhambush, McQuay, Mammoth, HANBELL, RefComp, Midea, Gree etc. And exported to America, Europe, Australia, Africa, Korea, Hong Kong, Philippine and Taiwan.
We stick to the development of specialization, give the best solution of localization and keep advanced in technology by continual innovation. We are always pursuing to be a leading enterprise in our area.