The Model 505 Transmitter provides one-person calibration capability using a standard digital volt meter. The 505’s analog 4 to 20 mA output signal is compatible with our model R8471A rack-mount gas controller, or virtually any analog input from a distributed control system or PLC.

• FM, CSA, CE mark and ATEX approvals.
• Local or remote calibration capabilities. 
• Retrofit kits available for direct field replacements of Model 500 or K Series Transmitters