Back Of The Meter; S1 Dip Switch Positions - Omega DPF700 User Manual

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2.5 BACK OF THE METER

Table 2-3 shows S1 positions for different types of transducer signals and excitation. You may
change default settings via the front-panel buttons.
Transducer Type
(Connect to TB2-2 & TB2-3)
5 V CMOS
TTL
NPN Open Collector
PNP Open Collector
NAMUR
Contact Closure to RTN
Contact Closure to EXC
Low Level Signal (Magnetic Pickup)
Low Level Signal When Average is Positive
Excitation Output
(Available on TB2-1)
5 V @ 50 mA max
8.2 V @ 70 mA max*
12.4 V @ 100 mA max*
* Line voltage range is limited to 115/230 ±10% for excitation currents more than 50 mA.
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BOUT HE
Table 2-2. S1 Dip Switch Positions
(Factory defaults are bold and in italics)
ETER
Close the Following
S1 Positions:
S1-4, S1-1
S1-4, S1-1
S1-4, S1-7
S1-4, S1-6
S1-4, S1-2, S1-6
S1-4, S1-5, S1-6
S1-4, S1-5, S1-6
S1-3
S1-4, S1-3
S1-1 Close
S1-2 Close
S1-1 and S1-2 Open