Michell Instruments

PC33/52 PC33 and PC52 Humidity Probes

Relative humidity probes with analog output and optional temperature measurement

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The PC 33 & 52 series offers a comprehensive range of relative humidity probes for accurate, stable and repeatable measurements. Available with analog output signals, the PC series can be installed in a wide variety of applications.

• Low cost PC33 with analogue output is designed for HVAC applications
• PC52 with analog output is designed for accurate measurement in controlled environments
• Analog zero and span adjustment

Performance
Measurement Range (RH) 0-100% RH
Measurement Range (T) -20 to +80C (-4 to +176F)
Accuracy @ 23C (73F) Humidity PC52: <2% RH (1090% RH)
PC33: <3% RH (3080% RH)
Accuracy at 23C (73F) Temperature PC52: 0.2C
PC33: 0.3C
Stability - RH Sensor 1% RH / year
Response Time - RH Sensor <10 sec typical (90% of the step change)
Electrical Specifications
Output Signal Options 420 mA, 0 to 1, 0 to 5, 0 to 10 V
Supply Voltage 14 to 30 V DC (for 0 to 5 / 0 to 10 V output)
5 to 30 V DC (0 to 1 V & mA output)
Operating Specifications
Probe -30 to +85C
Housing -30 to +85C
Storage -40 to +85C
Ingress Protection Sensor IP65 (NEMA 4 level)
Housing Material Moulded polymer housing or stainless steel
(ordering option)
Dimensions L=130mm, 19mm (L=5.11, 0.74)
Weight 30g (1.06oz) without cable
(moulded polymer version)
Electrical Connections M12
Item
Description
Availability
Price
Accessories
3/4" NPT SS adj. fitting for SS probes
Normally ships in 4-6 Weeks
$75.00 CAD
Al mounting flange for 19mm (0.75") SS probes outside 80mm (3.15")
Normally ships in 3-4 Weeks
$125.00 CAD
Mini flange for 19mm (0.75") polymer probe
Normally ships in 3-4 Weeks
$18.00 CAD
Connection
19mm (0.75") connector, no cable, with screw terminal
Normally ships in 4-6 Weeks
$21.00 CAD
19mm (0.75") connector and cables
Normally ships in 4-6 Weeks
Starting At
$61.00 CAD
Configure
19mm (0.75") connector with 2m (6.5') cable
Normally ships in 4-6 Weeks
$27.00 CAD
19mm (0.75") connector with 5m (16') cable
Normally ships in 4-6 Weeks
$32.00 CAD
Filters
19mm (0.75") PVDF filter
Normally ships in 4-6 Weeks
$10.00 CAD
19mm (0.75") PVDF filter with protection cap black
Normally ships in 4-6 Weeks
$20.00 CAD
19mm (0.75") mesh filter with protection cap black
Normally ships in 4-6 Weeks
$55.00 CAD
19mm (0.75") Arrow 5μm SS sintered filter
Normally ships in 4-6 Weeks
$55.00 CAD
19mm (0.75") arrow 20μm SS sintered filter
Normally ships in 4-6 Weeks
$55.00 CAD
19mm (0.75") foil filter 2μm with protection cap black
Normally ships in 4-6 Weeks
$23.00 CAD
19mm (0.75") oleophobic foil filter 0.7μm with protection cap black
Normally ships in 4-6 Weeks
$23.00 CAD
Protection Caps
19mm (0.75") slotted protection cap black
Normally ships in 4-6 Weeks
$10.00 CAD
90mm (3.54") WM weather protection cap for 19mm (0.75") probes
Normally ships in 4-6 Weeks
$229.00 CAD
120mm (4.72") WM weather protection cap for 19mm (0.75") probes
Normally ships in 4-6 Weeks
$281.00 CAD
Sensors
Plastic mounting clip for 19mm sensor
Normally ships in 4-6 Weeks
$16.00 CAD