1General Description
Features | OS523** | OS524 | 
Accuracy  | ±1%rdg  | ±1% rdg  | 
Range  | 0 to 2500°F  | 1000 to 4500°F  | 
  | (538 to 2482°C)  | |
Emissivity  | adjustable  | adjustable  | 
Backlit Dual Display  | standard  | standard  | 
Distance to Spot Size Ratio  | varies**  | 110:1  | 
Differential Temperature  | standard  | standard  | 
Min/Max Temperature  | standard  | standard  | 
Average Temperature  | standard  | standard  | 
High Alarm  | standard  | standard  | 
Low Alarm  | standard  | standard  | 
Audible Alarm & Indicator  | standard  | standard  | 
Ambient Target  | 
  | 
  | 
Temperature Compensation  | standard  | standard  | 
Analog Output  | 1 mV/deg  | 0.5 mV/deg  | 
standard  | standard  | |
Thermocouple Input  | ||
Data Storage  | standard  | standard  | 
standard  | standard  | |
Trigger Lock  | standard  | standard  | 
Last Temperature Recall | standard  | standard  | 
** OS523 provides three field of views:
  | Distance to Spot Size Ratio  | 
30:1  | |
60:1  | |
68:1  | |
  | 
  |