Dwyer PMT - Manual (Page 5)

Particulate Monitoring Systems
Installation & Operating Manual
Document No. 209-1026-E
v ©2007
IV. Specifications
ELECTRICAL
PARAMETER DETAIL SPECIFICATION NOTE
Measurement Units picoamperes (pA) 1 x 10 ⎯ ¹² Amp
Standard 10.0pA – 5000pA Measurement Range
Optional 5.0 and 0.5pA – 5000pA
Accuracy ± 5% of Range Full Temp Range
Operating -15F to +160F (-25C to +70C) Ambient Temperature
Range
Storage -40F to +185F (-40C to +85C)
Digital Filtering Range Ajustable 0.5 Sec – 60 Sec
Isolation 500VDC Process to Loop
Output
Compliance Max. RLoad = (Vsupply–18V)/0.02A
(24VDC = 300Ohm Rload Max.)
Scale Linear or Logarithmic
4-20mA Output
pA Range 0-100, 0-500, 0-1000, 0-5000 Linear
0.5–500, 5–5000 Logarithmic
MECHANICAL
Standard ½” NPT Mount Mounting
Optional Tri-clamp, Flange
Other, consult
factory
Sensor Teflon over Stainless Materials
Body Stainless Steel
-40F to +250F (-40C to +120C)
-40F to +450F (-40C to +232C)
Process Temperature
Range
Operating
-40F to +800F (-40C to +427C) two piece
configuration
only
Pressure Range Operating Full Vacuum to 10PSI Other, consult
factory
Type Painted Cast Aluminum Enclosure
Rating NEMA 4X (IP 66)
OPERATING and APPLICATION RANGE
10.0pA
5.0pA
Optional At least 10.0-5000 mg/m³
At least 0.004 to 2.0 gr/cf
At least 5.0 – 5000 mg/m³
At least 0.002 to 2.0 gr/cf Visible
Barely Visible
To Visible
Particle Concentration
(Approximate Guide)
0.5pA
Optional At least 0.5 to 500 mg/m³
At least 0.0002 to 0.2 gr/cf Barely Visible
To Invisible
Particle Velocity 300 ft/min. (91 m/min.) and Higher
Particle Size 0.3 Micron and Higher