TD 92022GB
2002-11-13/ Rev. A
Installation Guide
H/U952T Terminal Transmitter
3
3
Installation
The unit should be placed in a dry environment. A temperature between 0 and +40°C is
preferred. The transmitter will operate in the temp range -15 up to
+55°C. The transmitter
can be installed alone or together with other system units using the modular bus cabling
or twisted-pair wiring.
To prevent dust or moisture from damaging the electronics it is important to have the
cover mounted after installation and during use.
3.1
Mounting
The illustration below shows the dimensions for mounting the H/U952T.
Figure 3. Mounting dimensions in mm.
Note:
To facilitate service after the unit is installed, we recommend a free space of about
150 mm above and 50 mm below the unit.
LEDs
LED100
Function indicator for green, red, or orange indication.
LED201
LED, TX ON, indicates carrier.
LED300
LED, TX DATA ON, indicates paging.
LED301
Indicates DSP running (blinks).
LED302
Indicates speech on.
Flash PROM
IC101
Program memory
Adjustable
Components
P400
Potentiometer, for calibration of output power.
L301
Inductance coil, for fine adjustment of reference frequency.
C444
Capacitor, for adjustment of VCO frequency.
Note:
Only U952T
L401
Inductance coil, for adjustment of VCO frequency.
Note:
Only H952T.
9
9
275
56.5
188.5
65
130
112
Dimensions (H x W x D)
275 x 130 x 60 mm
