3
9900 Transmitter
3.50
88.90 mm
(3.50 in.)
25°
Ref.
88.90 mm
(3.50 in.)
0.68 mm
(0.27 in.)
3-9900.396 Angle Adjustment Adapter Kit
Panel Mount
3-9900-1P
Top View
Side View
54.10 mm
(2.13 in.)
91.44 mm
(3.60 in.)
29.97 mm
(1.18 in.)
8.13 mm
(0.32 in.)
99.06 mm
(3.90 in.)
99.06 mm
(3.90 in.)
Field Mount
3-9900-1
(3-8051-X shown)
NOTE:
3-8051-X Integral Mounting Kit sold separately.
24.13 mm
(0.95 in.)
88.90 mm
(3.50 in.)
44.45 mm
(1.75 in.)
107 mm
(4.21 in.)
If the 9900 Base Unit will be mounted in a panel, the
plug-in modules may be installed either before or after
the base unit is mounted. If the 9900 Base Unit will be
mounted using the wall mount accessory kit (3-9900.392),
install plug-in modules
fi
rst.
If installing both the Conductivity/Resistivity
(Cond/Res) and the H COMM Modules, install the
H COMM Module
fi
rst, then the Cond/Res Module on
top of it (see illustration on page 5).
To install modules:
Remove power from the 9900. Carefully align pins and
connectors (do not bend connecting pins) and push
module
fi
rmly into place, then attach with screw(s)
(except H COMM Module).
Relay Module
(Panel Mount
Only)
Conductivity/
Resistivity
Module
H COMM
Module
Base Unit
H COM
DC Power
Loop V
oltage
Rating:
5A
V
A
C
~
5A
30 VDC
3-9900.394
Cond/Res Module
3-9900.393 Relay Module
CAUTION
Exercise care when installing modules.
Do not bend connecting pins.
To remove modules:
Remove power from the 9900.
For Relay, Cond/Res, and 4 to 20 mA Output Modules,
unplug connectors, remove screw(s), and carefully pull
module straight out from the base unit. Do not bend the
connecting pins.
For H COMM Module
, squeeze the tabs on the bottom
edge, grasp the module and pull straight out. Do not bend
the connecting pins.
For Batch Module
, remove the Relay module. Loosen
bottom screw of Batch module. Carefully grip and squeeze
the tabs at the top of the module to release. Pull module
away from the unit. Do not bend the connecting pins.
WARNING
Relays may be connected to external
high-voltage power sources or multiple power
sources creating an electrocution hazard.
Dimensions
Module Installation
CAUTION
LOOP as well as DC power MUST be removed
BEFORE installing H COMM Module.