RTS TM-2000 Uživatelský manuál stáhnout pdf (Strana 12)

4 Specifications

4.1 Zeus

Description

A 24-channel, software configurable, audio signal router and con-

troller for complex, small- to mid-size intercommunication sys-

tems.

Power Input

IEEC power connector with fuse and power switch. Internal

switching power supply accepts 90-250 VAC, 50/60 Hz, 60 Watts

max.

Controls and Indicators

Power On / Off toggle switch, located on back panel

Reset pushbutton switch, recessed in front panel

Diagnostic pushbutton switches (2), recessed in front panel

Power On indicator

General Status Indicator

Keypanel Status indicators (24)

Zeus controller status indicator

Zeus audio status indicator

ZEUSedit status indicator

UIO-256 status indicator

LCP-102 status indicator

Miscellaneous diagnostic indicators (19, for service only)

Note: all indicators located on front panel

Analog Audio Specifications:

Signal Type: Fully differential (balanced)

Nominal Level: 8 dBu

Maximum Level: 20 dBu

Input Impedance: High (22 kΩ)

Output Impedance: Low (600 Ω)

A/D and D/A Specifications:

Sampling Rate: 44.1 kHz

Resolution: 20 Bits

Converter Architecture: 128x Oversampling ∆−Σ Modulator

Audio Performance:

SNR at 20 dBu: (A-weighted): > 90 dB

THD+N at 20 dBu, 1 kHz (Unweighted): < 0.007%

Frequency Response at 20 dBu: within +/- 1 dB from 50 Hz - 20

kHz

Crosstalk at 20 dBu: < -80 dB

CMRR: > 85 dB

All measurements performed using an Audio Precision System 1

Dual Domain System. Measurements were performed using a

sine wave at: f = 1 kHz and Level = 20 dBu. Measurement band-

width = 20 Hz to 20 kHz.

Connections

Intercom Channels (J1 to J24)

General: 4-wire, balanced audio; RS485 data for optional in-

telligent keypanels

Connector type: 9-pin male D-sub (DE-9P)

Pin 1: Keypanel data +

Pin 2: Keypanel data -

Pin 3: Audio out shield

Pin 4: Audio in + (high)

Pin 5: Audio in - (low)

Pin 6: Keypanel data shield

Pin 7: Audio out - (low)

Pin 8: Audio out + (high)

Pin 9: Audio in shield

Configuration Computer (J25)

General: RS232 Serial port

Connector type: 9-pin female D-sub (DE-9S)

Pin 2: RX

Pin 3: TX

Pin 5: Ground

Accessory Connector (J26)

General: An RS485 data port for LCP-102 / PAP / UIO-256

connection.

Connector type: 9-pin female D-sub (DE-9S)

Pin 1: LCP-102 / PAP / UIO-256 RS485 data -

Pin 2: ground

Pin 3: N/C

Pin 4: N/C

Pin 5: N/C

Pin 6: LCP-102 / PAP / UIO-256 RS485 data +

Pin 7: ground

Pin 8: N/C

Pin 9: N/C

GPI (General Purpose Interface) Connector (J27)

General: Provides 8 control inputs which can simulate key-

panel keys, and 8 control outputs which can be assigned to

keys and used to activate external devices.

Connector type: 25-pin female D-sub (See Table

2 for pin-

out).

4.2 ZEUSedit

Description

A Windows® based configuration utility for Zeus.

Operating Systems

Windows® 95/NT

10 Getting Started, Zeus™ DSP Intercom Matrix

Pin No. Function

1 GPI Input #1 +

2 GPI Input #2 +

3 GPI Input #3 +

4 GPI Input #4 +

5 GPI Input #5 +

6 GPI Input #6 +

7 GPI Input #7 +

8 GPI Input #8 +

9 Common

10 Common

11 Common

12 Common

13 Common

14 GPI Out #1 +

15 GPI Out #2 +

16 GPI Out #3 +

17 GPI Out #4 +

18 GPI Out #5 +

19 GPI Out #6 +

20 GPI Out #7 +

21 GPI Out #8 +

22 Common

23 Common

24 Common

Table 2. GPI Connector Pinout Specifications

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 36 37

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