OMRON ​ZN-PD03-SA ZN-PD50-SA Air Particle Sensor

Measurement method

90° sideways light-scattering method

Light source

Semiconductor laser

Measured particle diameter

0.3, 0.5, or 1.0 μm min.

5 μm (10 μm), 20μm (30 μm), 50 μm min. *1

Counting efficiency

Error of ±30% max. with a standard 
measuring instrument for 0.3 μm 
reference particles

Error of ±35% max. with a standard measuring 
instrument for 0.5 μm reference particles

Particle concentration

0 to 100,000 particles/cf 
(Recommended application 
environment: Class 1,000 to 100,000)

0 to 50,000 particles/cf

Sample flow rate

More than 2.8 Liter/min

More than 6.0 Liter/min

Status outputs (2 outputs)

Photocoupler output (Status outputs linked with clean levels)

System error status output

Trigger Input

Photocoupler input

Communications interface

Ethernet (10BASE-T, 100BASE-TX)

Communications protocol

Socket (TCP), original protocol

Indicators

Clean Level: 4 steps display according to clean level (adjustable) 
7-segment main display (red): Measurement value (For particle count, the three type 
displays are selectable; particles/cf, particles/liter and particles/measurement time 
With ZN-TH11-S; temperature, humidity and dew point) 
7-segment sub-display (green): Threshold particle diameter, With ZN-TH11-S; t 
(temperature), rh (humidity), dp (dew point)

Measure Mode

Real-time mode (by second)/Cycle mode (by set cycle)/Trigger mode (by trigger)

Current consumption

DC 18 V - 25 V 
AC Adaptor: 100 to 240 V/50 to 60 Hz *2

Power supply voltage

1A MAX

Ambient temperature 
range

Operating: 0 to 35°C

Operating: 0 to 40°C

Storage: -15 to 50°C(with no icing or condensation)

Ambient humidity range

Operating and storage: 35% to 85% (with no icing or condensation)

Insulation resistance

20 MΩ min. at 500 VDC

Withstand voltage

1,000 VAC, 50/60 Hz for 1 min

Vibration resistance

110 to 55 Hz, 0.3 mm double amplitude, 50 min

Materials

ABS

Degree of protection

IP20

Installation method

DIN track mount/Self standing

Weight (Packed state)

Approx. 1.7 kg

Accessories

Instruction Sheet, DC cable

Air-intake tube 
(Tubing ID: 10 dia., Length 1 m) ×1

Air filter ×1 
Funnel ×1