Standard Method 5 Probe Assembly
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| Apex
Instruments Standard Method 5 Probe Assembly
includes stainless steel Method 5 probe sheath, probe heater, probe
liner and small parts package. Probes are ordered according to nominal
(liner) length. Effective length is one foot less than nominal length.
Custom probes manufactured upon request. Call or send us a sketch. |
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Standard
Method 5 Probe
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Method
5 Probe with Optional 2" Oversheath
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Note: Packing Gland must
be specified at time of order.
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PG-32T
2" Oversheath Packing Gland
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Replacement Pitot
Tips
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| The unique design of the Apex Modular
Pitot Tip
reduces the collection of water droplets in the pitot lines. The lower
tube is self-draining while the offset in the upper tube acts as water
trap. The water can be easily cleared by tilting the tip down or by
back purging. Replacement tips for standard Method 5 probes are MPT-6-181
and MPT-6-133 for probes with optional oversheath.
Longer tips are available for in-stack filtration. |
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Ordering
Information:

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Part # APS-oI
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SBR-93CFM
SBR Blower
Assembly,Variable Speed up to 93cfm,
connects to SB-2M, Includes Hose, 120V/5.7 Amps |
Probe (Tube) Heaters for Method 5 Probes
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| Apex Instruments Probe
Heaters for Method 5 Probes feature a rigid tube heater with
coiled heating element, electrical thermal insulation with integrated
thermocouple and power control cable seated in silicone-impregnated
glass insulation. Rigid mandrel design allows liner replacement without
removing the heating element. Actual tube length is 2 3/8 inches less
than nominal length. Supplied with straight blade plug with ground.
240V heaters are available at no additional cost. Add
“V” to end of part number. Recommended maximum
temperature: 260°C (500°F). |
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Stainless Steel Method 5 Probe Sheaths
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| The Apex Instruments Stainless
Steel Method 5 Probe Sheaths feature a one inch diameter
sheath constructed from corrosion-resistant stainless steel alloy,
modular 3/8 inch pitot tip with 1/4 inch stainless steel quick
connects, stack temperature thermocouple and an orsat line. Standard
lengths are 3 to 16 feet. Longer lengths are available by request. To
add a heater to probe sheath add “H” to end of part
number. 240V heaters are available at no additional cost. Add
“V” to end of part number. |
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Inconel Method 5 Probe Sheaths (IPS-o)
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| The Apex Instruments Inconel Method
5 Probe Sheaths are available for gas temperatures up to
1800°F. These include a fixed 3/8 inch pitot tip with 1/4 inch
stainless steel quick connects, orsat line and high temperature MgO
stack temperature thermocouple. This features Apex Instruments, Inc.
unique and proprietary mounting clips that allow the quad tubes to free
float independently of the probe sheath. Our inconel probe sheaths come
standard with inconel unions for nozzle and pitot (stainless steel
optional). Order liners separately. |
Advantages:
· Minimized linear distortion of probe due to thermal
expansion differential of various tubing.
· Maintains US EPA Method 2 Geometry at high temperatures.
· Inconel Union with Graphite Ferrules
· High Temperature MgO TC
Options:
· Inconel or Quartz Liners available
· Partial heaters available for out-of-stack zone of probe
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Probe Liners
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| Standard Probe Liners
are constructed from 5/8 inch diameter tubing and have #28mm ball joint
attached. Liners are available in borosilicate glass, quartz, stainless
steel, inconel and PTFE. PTFE liners and liners with integrated nozzles
require a ball joint adapter. In addition we also offer glass and
quartz liners with male 14/35 taper joint for attaching to the
appropriate nozzle eliminating the need for the 5/8 inch union. |
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Recommended
Maximum Temperature
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| Material |
Maximum
Temperature |
| Stainless
Steel |
650°C
(1200°F) |
| PTFE |
260°C (500°F) |
| Borosilicate
Glass |
480°C
(900°F) |
| Inconel |
980°C
(1800°F) |
| Quartz |
900°C
(1650°F) |
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