Emerson Rosemount 702 Reference Manual page 91

Reference Manual
00809-0200-4702, Rev DA
Figure 9-2. Single and Dual Input
Switch Input
Dual input, limit contact logic
When configured for limit contact logic, the Rosemount 702 Transmitter will accept the input from two
single pole single throw switches on inputs CH1 and CH2, and will use limit contact logic for the
determination of the wireless outputs. The following tables describe the wireless outputs available when
using limit contact logic.
Figure 9-3. Dual Input, Limit Contacts
Operation and Maintenance: Models 702DX32 and 702DX42
Operation and Maintenance: Models 702DX32 and 702DX42
Single input
Wireless output
CH1 PV
Closed TRUE (1.0)
Open FALSE (0.0)
Dual input
Switch input Wireless output
CH2
Closed TRUE (1.0)
Open FALSE (0.0)
SV
July 2017
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