7
STEP 4.
Connecting input and output wiring
Connect input and output wiring to the appropriate terminals on the
input/output wiring connector, which is the far right connector. Refer to
Table 1 and to the card that is inserted into the sleeve on the top panel
(shown in Figure 4).
•
Use 24 to 16 AWG (0,25 to 1,5 mm
2
) twisted-pair shielded wire.
•
Ground the shields at a single point only.
Figure 4.
Input/output wiring terminal card
STEP 5.
Connecting the Model 3500 to the sensor
To connect the Model 3500 transmitter to a Micro Motion sensor, follow
the steps below. If you are installing the Model 3300 applications
peripheral, this step is not required.
Table 1.
Input/output wiring terminals
Terminal number
Designation
c 2+
a 2 –
Primary 4–20 mA output
c 4 +
a 4 –
Secondary 4–20 mA output
c 6 +
a 6 –
Frequency input
c 8 +
a 8 –
Discrete input 1
c 10 +
a 10 –
Discrete input 2
c 12 +
a 12 –
Frequency output
c 14 +
a 14 –
Discrete output 1
c 16 +
a 16 –
Discrete output 2
c 18 +
a 18 –
Discrete output 3
c 32 (B line)
a 32 (A line)
RS-485 output
