74 of 76
10.0 Technical Specifications
10.4 Rear panel inputs, outputs, and
controls – cont.
Direct input
Type: Balanced Euroblock connectors
Sensitivity: 0 dBV
Impedance: 2.5K ohms
Input Clip Level: +6 dBV
Sensing microphone inputs
Sensing Mic 1 - 4: Euroblock connector
Control connectors
Wall Plate Zone 1 - 4: RJ45 connector
Contact Closure Input: Euroblock connector
PC Input: RS-232 connector
Creston
®
compatibility
RS-232 control
Power amplifier outputs (70V or 100V only)
Amp Out Zone 1 - 4: Inverted Euroblock connector
Audio outputs
Music on Hold/PBX Output: Euroblock connector
Aux Out/Control: Euroblock connector
Output configuration
70V or 100V: Switch
AC power consumption
60W or less at idle
200W with musical program
600W at maximum continuous rated power (1 kHz, sine
wave input) 70V or 100V mode
AC power requirements (±10%)
120 VAC/50-60 Hz
220 VAC/50-60 Hz
240 VAC/50-60 Hz
100 VAC/50-60 Hz
Fusing/protection
120V: T6.30A, 250V rated
240V: T3.15A, L250V
Size (H x W x D)
5.25 in. (3U) x 17.25 in. x 15.5 in.
(13.3 cm x 43.8 cm x 39.4 cm)
Weight
30 lb (13.6 kg)
Enclosure construction
Steel chassis designed for rack or shelf mounting
10.5 E-4 system serial data commands
The table on the following page provides serial data commands
for controlling the E-4 system throught the serial data port.
The serial port of your computer must be configured as follows:
Port speed . . . 57600
Parity. . . . . . . . None
Data bits . . . . . 8
Stop bits . . . . . 1
Flow . . . . . . . . None