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Figure 1-5 2150EX Area Velocity Flow System Communication Connector Pins
Pin
Name
Description
A
NETA
Network differential transceiver Data A
B
NETB
Network differential transceiver Data B
C
VIN+
Positive power supply voltage input (+8 VDC nominal)
D
VIN–
Negative power supply voltage input (0 VDC nominal)
E
RCVUP
PC data receiver RS232 compatible input
F
XMTUP
PC data transmit RS232 compatible output
G
Key
Aligns connector pins
G
F
E
D
Communications Port
Table 1-9 Communication Connector Pins
The connector of the interrogator cable and protective cap both
have an alignment key to ensure proper connection. Observe
proper alignment and NEVER reverse the connector. Even a
momentary pin short can cause permanent damage to the bat-
teries.
2150EX Area Velocity Flow Module
A
B
C
CAUTION
Section 1 Introduction
1-11
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