Instruction manual

Clear-Com Communication Systems
ICS-2003 Intercom Panel Instruction Manual
4-2
HEADPHONE OUTPUTS
Impedance 50 to 600 Ohms
Power 1/2 W into 50 Ohms
SPEAKER AMPLIFIER OUTPUT
Impedance 8 Ohms
Power 2 W
LINE INPUT (2-PAIR LISTEN FROM MATRIX)
Type Transformer Balanced
Impedance 8k Ohms Bridging
Level 0 dBu nominal
Freq. Resp. 100 Hz to 15 kHz +/- 2 dB
LINE OUTPUT (2-PAIR TALK TO MATRIX)
Type Transformer Balanced
Impedance 150 Ohms (when talk active)
Level 0 dBu nominal
Freq. Resp. 100 Hz to 15 kHz, +/- 2 dB
LOGIC INPUT #1
Type 5 V logic with pull-up resistor
Logic True = Short to Ground
LOGIC INPUT #2
Type 5 V logic with pull-up resistor
Logic True = Short to Ground
MUTE RELAY
Contact Type 1 pair SPDT (single form C)
Contact Voltage Rating 24 VDC
Contact Current Rating 1 Amp continuous, 2 Amps peak at 24
VDC
PANEL RELAY
Contact Type 1 pair SPDT (single form C)
Contact Voltage Rating 24 VDC
Contact Current Rating 1 Amp continuous, 2 Amps peak at 24
VDC
AC MAINS POWER
Voltage 117 VAC nominal (105 to 130 VAC)
Or 220 VAC nominal (200 to 240 VAC)
AC Current 0.2 Amp at 117 VAC
0.1 Amp at 220 VAC
Frequency 45 to 65 Hz