TIL TST-4100 92-SC, Инструкция по установке и эксплуатации

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TECHNISONIC INDUSTRIES LIMITED
www.til.ca
TST-4x00 92-SC Installation & Operating Instructions TiL 93RE126 Rev F
2-10
2.4.1 Two Wire Remote Control Board P/N 923051-1
Provides remote control transmitter operation on 2 wire 600 ohm lines. This board can be
configured to key the transmitter using a 2175 Hz tone (2380 Hz upon request), plus/minus DC
Voltages, ground keying and internal or external current loop keying. Transmit is provided over
two wires. Crystals for tone frequencies other than 2175 Hz or 2380 Hz may be obtained by
special order.
See Figure 2.3 for location of jumpers referred to in the following table. Pins are numbers
increase as you go from top to bottom or left to right on the connector.
TABLE 2.4
REMOTE CONTROL BOARD P/N 923051-1 SETTINGS
CONTROL FUNCTION
J1
Jumper Pin 1 and Pin 2 for DC Current Loop Keying
Jumper Pin 2 and Pin 3 for ± DC Keying or Ground Keying.
Note: SW2 must be in position 2 if Pins 2 and 3 are jumpered.
J2
Jumper Pin 1 and Pin 2 for Ground Keying (Land Line).
Jumper Pin 1 and Pin 4 for ± DC Keying (Land Line).
Jumper Pin 2 and Pin 3 for Ground Keying (Single Key Line).
Jumper Pin 3 and Pin 6 for ± DC Keying (Single Key Line).
Jumper Pin 2 and Pin 5 for No Function.
J3
Jumper Pin 1 and Pin 2 for ± DC or Ground Keying.
Jumper Pin 4 and Pin 5 for Tone Keying.
Note: Both Options may be selected.
Jumper Pin 2 and Pin 3 for No Function.
Jumper Pin 5 and Pin 6 for No Function.
J7
Jumper Pin 1 and Pin 2 to enable Timeout Timer.
Jumper Pin 2 and Pin 3 to disable Timeout Timer.
J6
Jumper Pin 1 and Pin 2 to for Internal Current Loop Keying.
Jumper Pin 2 and Pin 3 to for External Current Loop Keying.
SW1
Position 1 Selects 2 Wire Operation. (Switch has no effect in Transmitter).
Position 2 Selects 4 Wire Operation.
SW2
Position 1 Selects Normal (Land Line Keying).
Position 2 Selects Local (Single Line Keying).
Y1,Y2
Determines Keying Tone Frequency.
R7
R22
R25
R44
R10
Sets Tx Audio IN Level (Range -18 dBm to +10 dBm).
Sets Key Tone Level (Range -40 dBm to 0 dBm).
Sets Rx Audio OUT Level (Range -15 dBm to +10 dBm).
Sets Timeout Timer (Range 30 to 300 Seconds).
Sets Receive Audio Output Balance.
(*) P/N 923051-1 with Rev N and up (Aug 2006) has SW2 and J6 removed. The SW2 function is
now hard wired in the landline current loop keying position and J6 is hard wired for external
current loop.