| Sensor |
| Sensor Type |
Michell Advanced Ceramic Moisture Sensor |
| Range |
-120 to -40°Cdp (calibrated from -100 to -40°C ) |
| Accuracy |
±1°C from -40 to -60°C
±2°C from -60 to -100°C
±4°C from -100 to -120°C (estimated) |
| Resolution |
0.1°C from -40 to -79.9°C
1°C from -80 to -100°C
1 to 3°C from -100 to -120°C |
| Operating Pressure |
Minimum 10-9 torr
Maximum 24 MPa (240 barg) |
| Operating Temperature |
-40 to +60°C |
| Flow Rate |
1 to 5 Nl/min |
| Electronics/Electrical |
| Power |
Nominal 24 V DC, 10-28 V DC maximum
current 25 mA three- or two-wire
configuration |
| Output |
4-20 mA output adjustable from 1 to 80°C
span using interface software (supplied)
Max load (Ω) = 100 + 50 x (V supply - 8) |
| Output Error Status |
23 mA = sensor fault
20 mA = over range
4 mA = under range (as supplied)
These settings
are adjustable using interface software (supplied) |
| Cable |
Standard 2m (1200m max) |
| Mechanical |
| Sensor Block |
Cold drawn stainless steel, 0.1-0.2 Ra µm electro-polished internal finish |
| Connections |
Premium and OEM versions: ¼" male VCR connections
Pura Sensor version: ½" male VCR connection |
| Installation Profile |
Premium and OEM versions: 120mm
pitch, drop in across gas port face seals
Zero
pipe clearance required
2 off M4 x 0.7, 7mm
deep mounting holes in block, diagonally
opposed at 20 x 20mm pitch
Pura Sensor
version: fits into user's ½" VCR configured
port |
| Overall Dimensions |
Premium and OEM versions: 120 x 35 x
150mm (w x d x h)
Pura Sensor version: 132 x ø35mm |
| Weight |
Premium and OEM versions: 450g
Pura Sensor version: 180g |
| Packaging |
Pura: Double bagged and sealed in UHP inert gas
Pura OEM and Pura Sensor: Single bagged in 1000 gauge polythene
All options: shipped individually in profiled sponge protection and carton
Sensor version supplied with protective guard over sensor surface for transportation and handling |
| Monitor |
| Measurement Units |
°F, °Cdp; ppmV and ppbV with user-selectable range and resolution |
Secondary Measurement
Variable |
Pressure via external transducer 0-30 MPa (300 variable barg)
Completely user-configurable for any industry standard
transducer
Automatic compensation for ppmV and ppbV |
| Power Supply |
Universal 85 to 265 V AC; 95 to 370 V DC |
| Ingress Protection |
IP54 (NEMA 12); IP66 (NEMA 4X) for front panel only with optional cover |
| Operating Temperature |
-20 to +50°C |
| Relays |
2 off 10 A/240 V c/o fully user configurable:
can accommodate full range for selected
engineering unit + sensor fault alarm
functions |
| Outputs |
| Analogue | 4-20 mA fully user-configurable and scaleable
for range |
| Digital | RS485: provides 2-way communication - full
data access to user and total availability of all
set-up options |
| Options |
| Power Supply |
18 to 36 V AC; 9 to 60 V DC |
| Relays |
1 or 2 further 5 A relays (max 4 in total)
n/o type fully user-configurable: can accommodate full range + full unit choice + sensor fault alarm functions |
| Outputs |
| Analogue | 0-10 V fully user configurable and scaleable
for range |
| Digital | RS485: provides 2-way communication - full
data access to user and total availability of all
set-up and configuration |
