user manual

3.5 One in-line fuse holder and 6 amp. 25QV fuse for each unit installed.
4.
OTHER REQUIREMENTS
4.1
4.2
One single line (SLI) port from the Electra .MarkII system.
One incoming CO line (P&ferably a ground start line. Loop start lines may be used, however, it is
recommended that the optional call timer be implemented to prevent service interruptions. See Step
6.11).
4.3
4.4
For test purposes only:
4.3.1 One loop start CO line.
4.3.2
One ETT-1-f 1 or equivalent polarity guarded DTMF single line telephone.
When night transfer option is selected:
4.4.1 One ETT-1-t ) or equivalent DTMF single line telephone.
‘4.4.2
One CO (CO11 port from the Electra MarkII.
5.
6.
SITE REQUIREMENTS
5.1 A vertical surface, preferably the Electra l&lark11 MDF, near an available 120 VAC circuit
5.2 Ambient room temperature range: 0 - 55°C.
5.3 Relative humidity: up to 85% (non condensing).
PROCEDURE
3.6 One three position barrier block (For one and two unit installation, a barrier block is not necessary).
I
3.7 18 - 20 AWG stranded, insulated wire, to run three wires from the barrier block to the wall mounted
power supply. (Do not use single conductor station wire for this application).
3.8 Teltone Installation .Manual.
CO LINE
r?r,
ELECTRA MARK11
I
M-106 UNIT :
*
.
-....a
.
.
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . ;
I
Night Transfer
,.....I
(M-106 off)
Figure 1. System Block Diagram
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