Instruction Manual
13
Specifications
Amplifiers
Sensor Head
Air Particle Sensors
Item Model  ZN-PD03 
Applicable Amplifier  ZN-PDA11/ZN-PDA12 
Measurement method  90° sideways light-scattering method   
Light source  Semiconductor laser   
Applicable particle size  0.3, 0.5, or 1.0 µm min.   
Applicable cleanliness class  Equivalent to Class 100 to 100,000 (FED-STD-209D)   
Indicator  Level indicator for Class 100 to 100,000 (FED-STD-209D)   
Connection tube  Inner diameter: 4, Length: 1 m max.   
Ambient temperature range  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 condensation)
Dielectric strength  1,000 VAC, 50/60 Hz for 1 min 
Vibration resistance  10 to 55 Hz, 0.7-mm double amplitude 80 min each in X, Y, and Z directions 
Shock resistance  150 m/s
2
 3 times each in six directions (up/down, left/right, forward/backward) 
Connection method  Connector cable (standard cable length: 0.5 m)   
Material  ABS  
Weight  Approx. 300 g (Packed state: Approx. 450 g)
Accessories  Instruction Sheet, connection tube   
Clean Monitoring Systems
Status outputs (2 outputs: 
OUT1/OUT2) (See note.) 
NPN open-collector outputs, 30 VDC, 30 mA max., 
Residual voltage: 1.2 V max.
Item Model   ZN-PDA11    ZN-PDA12 
Sampling time  1 to 599 s (selectable)   
Average count setting  1, 2, 4, 8, 16, 32, or 64   
Indicators
---
Reset input (See note.)
---
Functions
---
Power supply voltage  24 VDC ±10%, Ripple (p-p): 10% max. 
24 VDC ±10%, Ripple (p-p): 10% max. (Supplied from Air Clean Unit.)
Current consumption  300 mA max.   
Ambient temperature range  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 condensation) 
Insulation resistance  20 MΩ min. at 500 VDC 
Dielectric strength  1,000 VAC, 50/60 Hz for 1 min 
Vibration resistance  10 to 150 Hz, 0.7-mm double amplitude 80 min each in X, Y, and Z directions
Shock resistance  300 m/s
2
 3 times each in six directions (up/down, left/right, forward/backward)
Connection method   Cable (standard cable length: 2 m)    Connector cable (standard cable length: 2 m)
Materials  Case: PBT (polybutylene terephthalate), Cover: Polycarbonate 
Weight  Approx. 180 g (Packed state: Approx. 350 g)
Accessories  Instruction Sheet   
Note: OUT2 and the reset input are switched by using the DIP switch on the bottom of the Amplifier.
Operation indicators: OUT1 (orange), OUT2 (yellow), 7-segment 
main display (red), 7-segment sub-display (yellow), power (green), 
wide range display (green), unit selection display (green)
7-segment main display (red), 7-segment sub-display (yellow), power (green), 
wide range display (green), unit selection display (green)
Measurement result display, Setting value display, Unit selection, 
Scaling, Peak hold, Hysteresis setting, Threshold level selection, 
Wide range display, Key lock, ECO mode, Display reverse, Display 
digit change, Initialize
Measurement result display, Communications condition display, Unit selection, 
Scaling, Air Clean Unit automatic control, Air Clean Unit air level change, 
Threshold level selection, Wide range display, Key lock, ECO mode, Display 
reverse, Display digit change, Initialize
ON: Short-circuited with 0-V terminal or 1.5 V or less, 
OFF: Open
Communications with 
Air Clean Unit
Unique communications specifications (RJ-45 
connector and straight LAN cable)
Item Model  ZN-SFW11    ZN-SFW12 
Power supply voltage     Supplied from the ZN-PDA.   
Current consumption  45 mA max. with 24-VDC power supply voltage (excluding current consumption and current output of the Amplifier)
Applicable Amplifiers  ZX Series, ZJ-SD Series, ZN-PD Series   
No. of connectable Amplifiers    10 max. (For ZN-PDA)   
Indicator
Functions
---
Communications port
  RS-232C (9-pin, D-Sub connector)   
  Protocol  CompoWay/F 
  Baud rate  38,400 bps 
  Data configuration  Data bits: 8, Parity: None, Start bits: 1, Stop bits: 1, Flow control: None 
For external device 2
 ---
Ambient temperature range   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 condensation)
Insulation resistance    20 MΩ min. at 500 VDC 
Dielectric strength     1,000 VAC, 50/60 Hz for 1 min 
Vibration resistance   10 to 150 Hz, 0.7-mm double amplitude 80 min each in X, Y, and Z directions 
Shock resistance   300 m/s
2
 3 times each in six directions (up/down, left/right, forward/backward) 
Connection method  ---     Connector cable (standard cable length: 2 m)
Materials  Case: PBT (polybutylene terephthalate), Cover: Polycarbonate
Weight  Approx. 100 g (Packed state: Approx. 480 g)    Approx. 200 g (Packed state: Approx. 550 g) 
Accessories  Instruction Sheet, Two clamps
Power: Green, Sensor communications: Green, Sensor 
communications error: Red, External terminal communications: 
Green, External terminal communications error: Red
Power (POWER: Green), Serial communications (STA1: Green)
Not clean (OPE1: Orange), Clean (OPE2: Green)
Automatic control for Air Clean Units (multi-unit system 
control), Air level change for Air Clean Units
Commu-
nications
Applicable Amplifier Unit 
software versions
ZX-LDA@@-N V1.000 or higher, ZX-EDA@@ V1.300 or higher, ZX-TDA@@ V1.100 or higher, 
ZJ-SDA@@ V1.000 or higher, or ZN-PDA@@ V1.000 or higher
Unique communications specifications 
(RJ-45 connector and straight LAN cable)










