Maximum cable lengths between sensor and transmitter (continued)Table 1-2:
Cable type Wire gauge Maximum length
VDC 20 AWG (0.5 mm
2
) 500 ft (150 m)
VDC 18 AWG (0.8 mm
2
) 1000 ft (300 m)
RS-485 22 AWG (0.35 mm
2
) or
larger
1000 ft (300 m)
1.4 Output options
The transmitter was ordered and shipped for one of up to 10 output options. You must
know your transmitter output option to correctly install the transmitter. The eighth
character of the transmitter model number indicates the output option.
Output option indication for Model 1700 and Model 2700 transmittersFigure 1-8:
The model number is located on the device tag on the side of the transmitter.
Output options for Model 1700 transmittersTable 1-3:
Letter Description
A Analog outputs – one mA, one frequency, one RS-485
D Intrinsically safe analog outputs – two mA, one frequency
Output options for Model 2700 transmittersTable 1-4:
Letter Description
A Analog outputs – one mA, one frequency, one RS-485
B Configurable I/O channels (default configuration of two mA, one frequency)
C Configurable I/O channels (custom configuration )
D Intrinsically safe analog outputs – two mA, one frequency
E Intrinsically safe Foundation fieldbus H1 with standard function blocks
G PROFIBUS-PA
N Non-incendive Foundation fieldbus H1 with standard function blcoks
2 WirelessHART – one mA, one frequency, one RS-485
Planning
Installation Manual 7
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