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Verfügbare Sprachen
Verfügbare Sprachen
The UCT9 LAN wiring tester is a device
which allows single-person testing of
Telegärtner
multiple lead cable and line systems.
In addition, it is equipped with an integrated
ISDN interface for simplified fault
recognition of the most wiring faults.
LEDs on the UTC9 receiver indicate the
Operating Instructions
occupancy of the connecting wires.
Terminal
designation
UCT9
Performance features
Commissioning and Functional Description
Wiring Test
Recognition and indication of the most
Contact the transmitter to one end of the
common installation faults: short circuit,
cable.
lead reversal, lead interruption;
Using a screwdriver, adjust the flash frequency
LEDs provide fault indication for each
at the transmitter's potentiometer.
individual lead.
Contact the receiver against the opposite end
Automatic test procedure.
of the cable.
Easy to use and easy interpretation of the
results.
Display Evaluation at the Receiver
Adjustable test speed.
All LEDs go on in
9-pin connecting line to allow testing of up
sequence.
to 8-lead lines, with shielding.
One or more LEDs fail
to go on.
Battery connection reversal protection.
Resistant to external voltage up to 60V.
Several LEDs fail to
go on in sequence.
MS Windows
-based evaluation
Two or more LEDs
software.
are on simultaneously.
4-wire cable check
LEDs 1 - 4 go on sequentially.
4-wire shielded cable check
LEDs 1 - 4 + S go on sequentially
8-wire cable check
LEDs 1 - 8 go on sequentially.
8-wire shielded cable check
LEDs 1 - 8 + S go on sequentially.
Example: Short circuit between 3 + 4
Example: 6 + 7 reversed
Frequency/step
1
2
3
4
5
6
7
8
9
Frequency/step
1
2
3
4
5
6
7
8
S
Example: Interruption at 5
Frequency/step
1
2
3
4
5
6
7
8
9
In the case of crossed wires, the correct
1
wiring can only be ensured if the shield is
2
also connected. Otherwise, interrupt any
lead at the transmitter and check that the
3
associated indicator on the receiver fails to
4
go on.
5
6
7
8
S
ISDN Test (ISDN LED)
2.
Installation Tests
During testing, the NTBA must be in the
Only the receiver is required to test
normal mode and the terminal resistors
ISDN- S0 connections.
must not be installed.
1.
NTBA Connection Test
2.1
A patch cable is used to sequentially check each
Test the ISDN connection at the NTBA in both
connection socket
the normal and emergency modes.
(See below for the evaluation of the displayed
results.)
Normal mode: NTBA is connected to the 230V
2.2
mains power supply.
Connect the cord to the UTC9.
(See below for the evaluation of the displayed
Emergency mode: NTBA is not connected to the
results.)
230V mains power supply. The connection is
supplied by Telekom.
3.
Expanded Test for SO Bus Installation
Where an ISDN installation contains more than
In the normal mode, all LEDs (ISDN) on the
one ISDN terminal device, leads 2a and 2b must
UTC9 are green while in the emergency mode
not be reversed.
they are red.
To eliminate the possibility that these two leads
are reversed, lead 2a is interrupted at the first
The prerequisite for the test is the proper
opportune location in the ISDN installation. This
NTBA function and connection.
interruption of lead 2a must then be indicated on
the UTC9 at the connection socket. If the UTC9
CAUTION
indicates that lead 2b is interrupted, the leads
For technical reasons LED 3+6 also on the
have been reversed.
LAN wiring tester go on in the normal mode
Once all reversals have been corrected, the
and LED 4+5 in the emergency mode even if
interruption to lead 2a can be removed.
the wiring is correct!
4.
Concluding the Test
The three display states of the four LEDs on the
Once test items 1 - 3 above have been
UTC9 permit more than 40 different connection
successfully completed, the terminal resistors
tests to be performed.
must be installed, then the connection is
The following represent a few examples:
checked one final time with the UTC9.
If the UTC9 display is positive, the ISDN
installation is operational.
1a
(4)
UTC9 Display Evaluation
Display indicators during the connection socket
Off
test
Grn
All LEDs are green.
Connection is OK.
Red
All leads are
All LEDs are red
incorrectly connected or the
NTBA is in the emergency
Grn
mode.
No LEDs are on.
Short circuit between
Grn
lead pairs or at least 2
leads of a lead pair
are interrupted.
One or more LEDs fail
The lead whose
Red
to go on.
associated LED fails
to go on is interrupted.
One or more LEDs
The lead whose LED
are red.
is red is incorrectly
connected.
Note:
The UTC9 is not designed for continuous
CAUTION:
operation.
For technical reasons LED 3+6 also on the LAN
Use only for testing!
wiring tester go on in the normal mode and LED
4+5 in the emergency mode even if the wiring is
correct!
UCT9
Receiver
1
2
3
2a
4
1a
5
1b
6
2b
Lead
7
ISDN
8
designation
S
Telegärtner
Connection OK
The lead for which the
associated LED fails to go
on is interrupted.
The lead sequence
is incorrect.
Short circuit between
the indicated leads.
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
S
Testing the Connection Sockets
ISDN Terminal Device Connecting Cord
1b
2a
2b
Meaning
(5)
(3)
(6)
Grn
Grn
Grn
Lead 1a interrupted
Grn
Off
Grn
Lead 2a interrupted
Grn
Grn
Red
Lead 1a and 2b reversed.
Red
Grn
Red
Lead 1b and 2b reversed.
Red
Off
Grn
Lead 1b interrupted.
Lead 2a connected
to terminal 5 instead
of terminal 3.
Red
Red
Red
All leads incorrectly
connected or the
NTBA is in the
emergency mode.
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