Lighthouse REMOTE 3104P, 5104P Operating Manual
3-4 248083336-1 Rev 3
Figure 3-3 Connections on the Rear of Instrument
WARNING: Be advised that +24 VDC is present on pin 7 of the
RS485 port.
Optional 4-20mA Analog Inputs
This REMOTE instrument has two 4-20mA analog inputs that can be
used with any 4-20mA environmental sensor. Lighthouse provides
optional environmental sensors: Temperature/Relative Humidity (T/
RH), Air Velocity (AV), Differential Pressure (DP).
HEPA
Filter
Exhaust,
Manifold
AC Power
Input
Power
Switch
DIP Switch
Cover
PIC
Connector
Display
Connector
Ethernet
RS-485
USB
Outlet
Optional
Analog Input
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