
Transmitter Configuration and Use: Series 1000 and 2000 Transmitters 89
Optional Configuration continued
Required Configuration Optional ConfigurationUsing the TransmitterFlowmeter Startup
Figure 8-1 Effect of flow direction on mA outputs: 4mA value = 0
Figure 8-2 Effect of flow direction on mA outputs: 4mA value < 0
Reverse
flow
(1)
20
12
4
x0
20
12
4
-x x0
mA output configuration:
• 20 mA value = x
• 4 mA value = 0
To set the 4 mA and 20 mA values, see
Section 6.5.2.
Forward
flow
(2)
Zero flow
Reverse
flow
(1)
Forward
flow
(2)
Zero flow
Flow direction parameter:
• Forward only
Flow direction parameter:
• Reverse only
• Negate/Forward only
(3)
20
12
4
-x x0
Reverse
flow
(1)
Forward
flow
(2)
Zero flow
Flow direction parameter:
• Absolute value
• Bidirectional
• Negate/Bidirectional
(3)
(1) Process fluid flowing in opposite direction from flow direction arrow on sensor.
(2) Process fluid flowing in same direction as flow direction arrow on sensor.
(3) Supported only by Model 1500 and Model 2500 transmitters.
-x
mA output
mA output
mA output
Reverse
flow
(1)
mA output
20
12
4
–x x0
20
12
–x x0
mA output configuration:
• 20 mA value = x
• 4 mA value = –x
• –x < 0
To set the 4 mA and 20 mA values, see
Section 6.5.2.
Forward
flow
(2)
Zero flow
Reverse
flow
(1)
Forward
flow
(2)
Zero flow
Flow direction parameter:
• Forward only
Flow direction parameter:
• Reverse only
• Negate/Forward only
(3)
20
12
4
–x x0
Reverse
flow
(1)
Forward
flow
(2)
Zero flow
Flow direction parameter:
• Absolute value
• Bidirectional
• Negate/Bidirectional
(3)
(1) Process fluid flowing in opposite direction from flow direction arrow on sensor.
(2) Process fluid flowing in same direction as flow direction arrow on sensor.
(3) Supported only by Model 1500 and Model 2500 transmitters.
mA output
mA output
4
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