Sensia 3300 EFM, Installation, Operation & Maintenance Manual

Page: 60 / 101

Input Wiring
Pulse Inputs - Turbine Magnetic Pickup
Pulse inputs 1, 2 and 3 on the terminal board may be configured through the web-interface for an input signal generated
by a magnetic pickup. For example, it may be configured for a magnetic pickup for a turbine meter, which enables the
Scanner 3300 to calculate and display instantaneous flow rates and accumulated totals. Wire as shown in Figure 3.5 .
BLACK
RED
A
B
Magnetic
Pickup Input
Pulse IN 1,2,3
P
Figure 3.5 - Flowmeter input
Pulse Inputs - Digital DC Pulse
Pulse inputs 1, 2 and 3 on the terminal board may be configured through the web-interface for an input for high-ampli -
tude pulse (frequency) signals, such as signals from a turbine meter equipped with a preamplifier. Wire as shown in Fig-
ure 3.6 .
Out
GND
Pre-Amp
Input
Transmitter
Power Out
(8 to 24 VDC)
Power In
Pulse IN 1,2,3
P
Figure 3.6 - Pulse input
Pulse Inputs - Contact Closure
Pulse inputs 1, 2 and 3 on the terminal board may be configured through the web-interface for an input for high-ampli -
tude pulse (frequency) signals, such as signals from a positive displacement meter. Wire as shown in Figure 3.7 .
Contact
Closure
Input
Pulse IN 1,2,3
P
Figure 3.7 - Contact Closure Input
54
Section 3 Scanner 3300 EFM