Analog DC to Frequency or Pulse Converters and Transmitters | 
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| Model | Input/Output | Features | Product | 
    DC to Frequency Isolated Signal ConditionersField Selectable Minuteman SetupAPI 7500 G  from $459 | 
    
    24 field configurable inputs 0-50 mVDC to ±10 VDC 0-1 mADC to 0-20 mADC API 7500 G DC to Frequency Transmitters 30 field configurable outputs Low range: 0-100 Hz to 0-1500 Hz High range: 0-2 kHz to 0-30 kHz MOSFET output std., TTL optional API 7500 G SS DC to Low Frequency Transmitters 30 field configurable outputs Low range: 0-1 Hz to 0-15 Hz High range: 20 Hz to 300 Hz MOSFET output std., TTL optional  | 
    
    
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    ![]() API 7500 G, API 7500 G SS Socket sold separately  | 
  
    DC to Frequency Isolated Signal ConditionersField Selectable Minuteman SetupAPD 7500  from $439 | 
    
    24 field configurable inputs 0-50 mVDC to ±10 VDC 0-1 mADC to 0-20 mADC APD 7500 DC to Frequency Transmitters 30 field selectable outputs Low range: 0-100 Hz to 0-1500 Hz High range: 0-2 kHz to 0-30 kHz MOSFET output std., TTL optional Can be wired for MOSFET or TTL output 50% duty cycle square wave output APD 7500 SS DC to Low Frequency Transmitters 30 field selectable outputs Low range: 0-1 Hz to 0-15 Hz High range: 20 Hz to 300 Hz Can be wired for MOSFET or TTL output 50% duty cycle square wave output  | 
    
    
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    ![]() ![]() APD 7500, APD 7500 SS  | 
  






    

