| Output type | Solid state output | 
|---|---|
| Control output | ON-OFF output Operation mode: Light ON/Dark ON selector switch provided (DIP switch) Default setting: Light ON (output activated when light received) Rating: 0.5A 250VAC/DC or less (Resistive load) *1)Response time: Approx. 5ms (7ms)  | 
                        
| Stability output | Relay output 1a *2 Rating: 5A 250VAC or less (Resistive load)  | 
                        
| Valid lens diameter | dia.28mm (OHA, OHAN, OHAN10) | 
|---|---|
| Power Supply | 100 - 220V AC +10%, -15% 50/60Hz | 
| Power consumption | 10W or less | 
| Connection | Cable with connector (CVV 1.25mm2, length 2m) | 
| Ambient temperature | Optical head, Fiber cable: -25 ℃ to 200 ℃ Amplifier: -25 ℃ to 50 ℃ (Non-freezing)  | 
                        
| Storage temperature | -40C to 70C (Non-condensing) | 
| Ambient humidity | 35 to 85%RH (Non-condensing) | 
| Fibe optic cable | 50mm | 
| Insulation resistance | Between power supply and case: 500 VDC, 20 MΩ or higher Between output and case: 500 VDC, 20 MΩ or higher Between power supply and output: 500 VDC, 20 MΩ or higher Temperature range selection input: Omitted  | 
                        
| Dielectric withstanding | Between power supply and case: 1500VAC for 1 minute Between output and case: 1500VAC for 1 minute Between signal relay outputs: 1000VAC for 1 minute Between power supply and output: 1500VAC for 1 minute Between signal relay outputs: 1000VAC for 1 minute Temperature range selection input: Omitted  | 
                        
| Vibration | 10-55 Hz / 1.5 mm double amplitude / 2 hours each in 3 direction | 
| Shock | 490 m/s2 / 3 times each in 3 directions | 
| Protective structure | IP66 | 
| Weight | Optical head: Standard view (OHA): Approx. 680g Wide view (OHW1/OHW2): Approx. 1300g Airless hood: F38A: Approx. 240g F38A-04: Approx. 550g F38A-02: Approx. 340g F38A-05: Approx. 650g F38A-03: Approx. 430g F38W: Approx. 600g Air purge hood: F38PC-02: Approx. 240g F38PC-05: Approx. 440g F38PC-03: Approx. 300g 302W: Approx. 600g F38PC-04: Approx. 370g Fiber optic cable: FG2: Approx. 0.7㎏ FG50: Ap  | 
                        
| Light sensitive element | Ge photodiode | 
|---|---|
| Sensitivity wavelength | 0.8 - 1.8μm | 
| HMD function | Auto sensing mode (automatic setting of operation level) Manual mode (automatic setting of operation level)  | 
                        
| Detecting temperature range | 2 ranges: low temperature and high temperature ranges (selectable with external input) | 
| Auxiliary function | #NAME- | 
| Indication | - Output indictor (OP.L): Red LED / STB indicator (STB): Green LED - Received light intensity display: 3-digit figure  | 
                        
| Received light intensity scale range | 0.1-10.0 (in increments of 0.1) | 
| Operation level setting range | Auto sensing mode: 1.0-8.0 (in increments of 0.1) / Manual mode: 1.0-9.0 (in increments of 0.1) |