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Controls, Meters and Gauges

This page has electrical and pneumatic gauges, mechanical gauges, and so on.

 

 

$18 Pandux (PTC) 620 STEM RECORDING THERMOMETER 7day 0-420F

Panadux Stem Recording Thermometer, Model 620 - Panadux is now called PTC, information on this item below, this would be good for a collection because it is in nearly perfect shape - there is some dust on it in the photo, paint and everyting is really very nice - I've had it a long time, my notes on it say "tested3/26/93" - If I haven't needed it in 5 years, maybe I just don't need it.  Probably came from a temperature/environmental test oven, but no way to be sure.

 

PTC 620 STEM RECORDING THERMOMETER

                                                                           7 - DAY TIME

                                   The PTC¨ Model 620 Dry Stylus Stem Recording Thermometer records temperatures permanently over periods of 24 hours or 7 days.                                       RANGE: 0-420 F

Its essential features are a high quality chart-driving mechanical clock; a bimetallic temperature sensing element; a permanent recording dry stylus; 100 pressure sensitive charts; and a stem.

This thermometer is for applications requiring the use of an immersion stem, where a time-temperature record is needed.

The spring wound chart drive requires no external power or batteries and is nonexplosive. One winding is enough to drive the chart 20% beyond its full recording range--whether 24 hour or 7 day. Each clock is a dependable, high-grade mechanism, which has been electronically timed for accuracy. Because it is spring activated, it will operate in extreme temperatures (from -70°F to +240°F) where batteries fail.

The stainless steel stylus does not need ink, sharpening, or replacing. The 3 1/4" diameter paper charts are pressure sensitive and plastic coated in white. Time and temperature graduations are printed in blue. The stylus, bearing against the plastic face of the chart, inscribes a time-temperature trace in black on the chart.

 

Norgren 5CV-026-000 selector valve, described as SELECTOR VALVE, 2 WAY, 6 POS, new in original packaging.  This is a current stock item from Norgren - I know this because I can go to the Norgren site (http://store.norgren.com/US/en-US/Search.aspx) and type the model number into the search box and it shows as "in stock".  In the bag is the switch and little screw in air line fittings.

From what I can read of the literature enclosed in the package without opening the package, the salient characteristics are:

working pressure, vacuum to 125 psig
temperature range 35 to 150F
equivalent orofice size .050 (1.3mm)
flow capacity .75 scfm at 10 psi
recommended filtration 25-micron
materials - aceal and Buna-N

I measured the OD of the silver colored mounting ring as 1.47 inches, so that will give you an idea of the actual size of the switch.

 

NOS compression tester, in box, with instructions.    RAC number 535

$15   

This is an ASCO air operated solenoid valve, it may be unused (it looks that way).  The label says the following:
Catalod No. P321A3
Air/Inert Gas PSI 125
Serial # F662679
Aux Air 30-125 psi
Water (PSI) 10-125
Rebuild Kit 212629
Pipe 1/4
Lt Oil (PSI) 10-125
Date 9701

It looks like this valve was prepared for assembly but was never actually installed in anything - the threads in the two open ports look like nothing has ever been screwed into them - I've left the nice stainless steel fittings on the valve, perhaps you can use them and save some $$.

 

The ASCO site shows this valve here:

http://www.ascovalve.com/Applications/ProductSearch/ProductInfo.aspx?productid=P321A001&userAction=view&userSelection=scaleType%3DEnglish%26family%3D1%26valvefunc%3D%26pipesz%3D%26bodymtrl%3D%26filterdescription%3D%26operatortype%3D%26mediatype%3D%26pressure%3D%26volt%3D%26productid%3DP321%26pagenum%3D1%26sortColumn%3DproductType%26sortOrder%3D0%26prodType%3Dall%26cmalias%3Dpositive&newView=yes

the following information is from that page

Catalog Page AirOperated_7.07.pdf
Kit Number 212629
Listed in Catalog 33

Operating Pressure Ratings

Min Operating Pressure (Air) 10.0 PSI - 0.69 Bar Max Operating Pressure (Air) 125 PSI - 8.6 Bar
Min Operating Pressure (Water) 10.0 PSI - 0.69 Bar Max Operating Pressure (Water) 125 PSI - 8.6 Bar
Min Operating Pressure (Lt Oil) 10.0 PSI - 0.69 Bar Max Operating Pressure (Lt Oil) 125 PSI - 8.6 Bar

 

 

 

 

 

Technical Information

Actuation Method Air Operated
Body Material Brass
Cv/Kv (Exhaust Port) 1.20 Cv - 1.04 Kv
Cv/Kv (Pressure Port) 0.80 Cv - 0.69 Kv
I&M Pressure Vessel V5655R.pdf
I&M Pressure Vessel V5417R.pdf
Inlet Pipe Size (NPT) 1/4
Max Ambient Temperature 125 F - 52 C
Max Fluid Temperature 200 F - 93 C
Min Ambient Temperature 32 F - 0 C
Min Fluid Temperature 32 F - 0 C
Orifice Size 9/32 in

 

 

 

 

 

 

 

 

I believe this will take you to an appropriate spec sheet: 
http://www.ascovalve.com/Common/PDFFiles/Product/AirOperated_7.07.pdf

the spec sheet says: "
Features
• Unique sealing member isolates pilot air pressure from mainline fluid.
• Variations in pilot air pressure do not affect valve operation.
• Design provides long life handling of lubricated air.
• Handle fluids up to 200°F (92°C).
• Some constructions handle steam up to 353°F (177°C).
• Mountable in any position.

0-60 PSI gauges

 

NEW, in the box, 2 inch diameter gauges made by Marshall.  The gauges are calibrated in both PSI and KiloPascals.  They include the bracketry and mounting hardware (see picture).  The threads on the attachment fitting are 1/8 NPT (brass).  These gauges are suitable for air, nitrogen, argon, etc.  They fit into a 2 1/8 inch hole if you wish to panel mount them.  The box is marked "G10055", "2.0  23B" , " 0.60.#&KPA  1/8N".

$3.85 each

5 for $3 each

all of them (there are about 45) for $2 each

 

Konan brand solenoid valve

New valve (at least based on my careful inspection, no marring of the threads, etc, I believe it's unused, but terminals have been crimped on the wire ends), no box, has normally open and normally closed ports.  Note that I am not charging a packing or handling fee, will ship by US priority mail within the USA, so shipping will be inexpensive.  The valve has the following features:

24VDC coil, 10 watts (.370 amps) 1/2 NPT conduit fitting for electrical connections Catalog # 5303AH16V3BC9 Stainless steel valve body 100 PSI max, gas, liquid, or oil

Serial number B94IKH
The aluminum label on the valve says "KONAN  Glendale CA, USA"
Paper sticker on valve body says "KONAN Factory Mutual System Approved"

 

   
"S" meter, made by ARC, 2 3/4 inch wide

$2

Brooks 1110 series flow meter

This is  a large "FULL-View" glass tube variable area flow meter. The glass tube is enclosed in a heavy duty aluminum and glass enclosure allowing the indicating ball to be seen from front and rear. The scale is calibrated in milimeters, range of 0 to 250 mm.

The model number is 1110-01H1A1A, Serial number 70006-42781

If you look on page 11 of the spec sheet there is a model code chart for
model 1110-1140 Series flow meters under meter size this particular model was a size 7
designated by the letter H in the model #.

The company web site with specifications for this indicator may be found at
http://www.emersonprocess.com/brooks/sp210/SP210-15.html

The data sheet for this specific indicator including detailed calibration informaton is at
http://www.emersonprocess.com/brooks/spec-%20sheetspdf/ds-sheets/sp210-15/ds-1110-1140-98-1.pdf

Make offer on this item

Smaller Brooks "Sho-Rate" flow meter - the rule next to it is 6 inches long.

I have several of these, some are new and sealed, some are used.

New ones $45

Used ones $18

ask for details if interested

Pressure gauge calibrated in PSI and KiloPascals, Made in USA by Marshall Town

One KiloPascal = 0.145 Pound per Square Inch.

Gauge reads 0 to 5 psi or 0 to 34 KPa

Diameter is 2 3/4 inch

$5

 2.5 inch pressure gauge, 0 to 30 PSI  

I have several different styles of these gauges in this range 

$5 each, 4 for $15

 

unused? 2 inch X 4 threads per inch no-go gauge - I've had it for a long time, I think it came from Douglas Aircraft surplus store in the 60s, but I don't remember. It has the green protectant on the end, as you can see from the picture 

$5

 sold

DWYER MAGNEHELIC DIFFERENTIAL PRESSURE GAGE

Dwyer Magnahelic Differential Pressure Gauge

 Meaures 4¾" in diameter x 2-3/16" deep. Has a baked dark gray enamel finish. Connections: 1/8 N.P.T. high and low pressure taps, duplicated, one pair side and one pair back. Calibrated for use in the vertical position. Scale is calibrated 0 to 50 and 0 to 100 cfm, presumably representing flow through a filter. Gauge isvery sensitive. Temperature Max. 140 degrees Fahrenheit Min. 20 degrees Fahrenheit. 0 to 1.0 inches of water. This gage is in very good condition, the bezel has been painted black over the gray hammertone, but this is easily removed. 

The Magnehelic is the industry standard to measure fan and blower pressures, filter resistance, air velocity, furnace draft, pressure drop across orifice plates, liquid levels with bubbler systems and pressures in fluid amplifier or fluidic systems. It also checks gas-air ratio controls and automatic valves, and monitors blood and respiratory pressures in medical care equipment.

a catalog of the current models of these gauges is available here
http://www.dwyer-inst.com/htdocs/pdffiles/cat/pressure/2000_cat.pdf  

Diaphragm Operated Pneumatic Control Valve

1/4 inch NPT female threads
Stainless Steel Valve Body

Marked GBT 1864.1.10

G W Dahl was bought by Purolator, who then sold the company to Control Air, see http://www.controlair.com/news/ I have no specifications for this item, it is in very clean condition. I have not tested it in any way, so it is AS IS

$5

Brooks 8844 NonRisingStem Low flow rate controller valve

Description Brooks ® NRS flow controllers accurately adjust and maintain small gas and liquid flows. Model 8844 is designed for constant downstream, variable upstream applications and Model 8944 is designed for constant upstream, variable downstream applications. Models 8844 and 8944 are supplied with an integral NRS (non-rising stem) control valve. It features an adjustable sliding tapered needle which resists sticking due to foreign matter in the fluid. Particularly suitable for precise control requirements, this valve possesses a high turns-to- lift ratio which provides stable flow for any given stem position.

Design Features Integral compression fittings, standard Performance tested on Helium Non-rotating needle control valve O-ring seal shutoff on needle valve is bubble tight...cannot be damaged by over tightening Integral needle valve, 15 turns full open to full close, with smooth non-reversing flow characteristics Six interchangeable valve sizes for a wide variety of flow ranges Suitable for panel mounting

Operating Pressure
Maximum: 300 psig

Operating Temperature
Maximum: 300 °F

Total Pressure Drop
Minimum: 15 psi
Maximum: 300 psi

Connections
Type-Standard Needle Taper 1, 2 & 3: 1/8" compression fitting, Needle Taper 4, 5 & 6: 1/4" compression fitting Optional: 1/8" NPT (size 1,2 & 3), 1/4" NPT (size 4, 5 & 6)or 1/4" ID hose

Materials of Construction

CONTROLLER BODY 316 Stainless Steel
CONTROLLER DIAPHRAGM Teflon*
NEEDLE VALVE SEAT 316 Stainless Steel
VALVE NEEDLE 316 Stainless Steel
O-RINGS Standard: Viton-A*

Detailed Specification sheet is available at http://www.emersonprocess.com/brooks/spec-%20sheetspdf/ds-sheets/sp210-16/ds-8844-8944-97-4.pdf

This item is in very good, possibly near new condition - as you can see from the photo, it is missing the knob - I believe that it was mounted to a panel on an item of equipment that was surplussed before it was placed into use.

$24

WELKER PROBE REGULATOR

marked WTM 6885, 3000 psi inlet, 0-to 25 psi outlet

Probe marked WTM 7028

material that follows is from
http://www.eesgroup.com/welker_cd/regulators_filters/regulators_filters07.html
 

 

 

Welker Probe Regulators provide a regulated sample supply of liquid or gas product from a pipeline to chromatography H2S analyzers, gravitometers, calorimeters and other on-line analyzing equipment.
Two models are available-a Standard Probe Regulator that is designed to be installed in the pipeline,and an Automatic Insertion Probe Regulator that is designed to be inserted into (and withdrawn from) a pressurized pipeline (maximum operating pressure 1800psig) without pipeline shutdown.
On both models, the inlet is positioned on the end of the probe to enable it to collect product from the central portion of the pipeline-giving you a more representative sample. Both probe regulators inhibit carry-over of free liquids into the instrument supply system.
The diaphragm design of the Probe Regulator allows it to respond quickly to sensitive changes in outlet pressure, making it well suited for applications requiring an accurately regulated source (down to 0 psig).
The Automatic Insertion Probe Regulator allows the operator to control the movement of the regulator in and out of the pipeline safely-through the use of three control valves on the oil reservior. This is especially advantageous in applications where it is inconvenient to interrupt the flow in the pipeline.
APPLICATIONS
Instrumentation supply
Analyzers

FEATURES
& BENEFITS
- Product flows directly through the body
- Simplicity of design
- Long-life durability
- Minimum maintenance
- Reliability
- Samples a variety of products
- Avoids multi-stage pressure reduction

SPECIFICATIONS

Maximum inlet:
Pressure:

Outlet Range:

Materials:
3,000 psig (204 barg) standard
1,800 psig (122 barg) for Auto
Insertion Model
0-100 psig (0-6.8 barg)
(Higher Outlet pressures availble)
316 stainless steel

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Click to enlarge Electrically operated flow switch that has been sitting in my garage for quite a few years.  Since I've never used it nor needed it, it's time for it to find a new home.  It looks like it's never been used, although there are a few scratches on the outside from knockng around with other stuff - both ends are sealed with plastic plugs, so there should be no contamination inside.  The threads on both sides are, as best I can tell, 1 inch X 13 threads per inch.  There is a directional arrow stamped in the body indicating the direction of flow.

The body is aluminum, I believe, painted gray (it's non magnetic and sure looks like aluminum).  The label reads as follows:

Gems Co, Inc

Farmington Conn

Switch-flow

Mfrs P/N 11300

Mfrs S/N F-1034-M

Type No. III

Contr No.   DSA-9-16116

Stock No. 5930-873-6589

N.A.A.SPEC  5-11287-8

On the side, it has been stamped "O ring Cure Date: 1Q64   ASSY 1Q65"

So, that makes me think this is a 40 year old valve, probably surplus from the space program, or from aircraft equipment, possibly from the old Douglas Aircraft plant at Clover Field in Santa Monica  (I got it decades ago from a retired machinist near the Douglas Plant).

So, you can have a piece of history, or a useful valve, your choice.  You certainly need this wonderful thing more than I do.  $9.00