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Honeywell Pressure Sensor Products  

 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
RDD100 Remote Digital  
Display User Manual 

 
 
 
 

 

Содержание RDD100

Страница 1: ...Honeywell Pressure Sensor Products RDD100 Remote Digital Display User Manual ...

Страница 2: ...ed Parameters 3 Operation 3 1 Start Up Messages 3 2 Error Indications 3 2 1 Transducer Not Connected 3 2 2 Incorrect Baud Rate 3 2 3 Not Set Up To Continuously Transmit 3 2 4 Wrong Polarity Of DC Power 3 2 5 Transducer Disconnected While Transmitting 3 2 6 Over Under Ranged Transducer Indications 4 Power Requirements 4 1 Voltage 4 2 Current 4 3 Power Connection 5 Operating Environment 5 1 Operatin...

Страница 3: ...dependent upon the pressure display units selected Although many of the supported transducers also have a 0 5V analog output only the digital output is used by the RDD100 as it provides better resolution and accuracy Any of 16 different pressure display units may be selected for use with the RDD100 A list of available pressure units is shown in section 2 4 below A more complete description of the ...

Страница 4: ...te for the transducer is shown below The commands below all use a broadcast address 99 to allow them to operate correctly even if the transducer address has been changed from the factory default setting which is address 01 With the PC and transducer operating at the baud rate found to return a non garbled start up message Type 99we cr Carriage Return Resp 99WE Command Echo Type 99bp n9600 cr Resp ...

Страница 5: ...was in the original psi scale For example when a 10 psia device is switched to DU LCOM the full scale digital pressure output will be 60 000 instead of 10 000 Also a 500 psi device will output full scale 600 00 instead of 500 00 PFS generally provides the highest readout resolution available when using the RDD100 readout 2 5 Continuous Transmit Mode Type 99we cr Resp 99WE Command Echo Type 99mo p2...

Страница 6: ... Power The RDD100 is equipped with the reverse polarity protection diodes at its power input The instrument will operate with either polarity 3 2 5 Transducer Disconnected While Transmitting If the transducer is disconnected while transmitting the last reading received will remain on the display and the error LED will light indicating that no further updates are being made Reestablishing connectio...

Страница 7: ...ed 2 Separate cables are available for transducers with Metal or Plastic electrical connectors Standard cable length is 6 feet 1 8 m Connectors may be purchased from Honeywell to construct custom length cables Due to RS 232 limitations recommended maximum length is 50 ft 15 m 3 12 VDC plug is 2 1 x 5 5 x 10 mm I D x O D x length Center pin may be either positive or negative polarity RDD100 Wall mo...

Страница 8: ...RDD100 User Guide 8 www honeywell com Honeywell International 12001 State Highway 55 Plymouth MN 55441 Tel 1 800 323 8295 www honeywellmps com ADS 14124 December 2012 ...

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