Pub.: 42004-692L2C
M
ODEL
DEX-103
AND
DEX-203
D
RILLER
’
S
I
NTERCOM
S
TATIONS
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Specifications
Power input (120 V ac) ....... Voltage ............................................................. 108/132 V ac range, 50/60 Hz
Power consumed .................................................... 23 VA, 10 watts (nominal)
52 VA, 50 watts (maximum)
Power input (240 V ac) ....... Voltage ............................................................. 216/264 V ac range, 50/60 Hz
Power consumed .................................................... 43 VA, 11 watts (nominal)
63 VA, 50 watts (maximum)
Power input (24 V dc)......... Voltage .................................................................................. 21/27 V dc range
Power consumed ................................................................ 42 watts (nominal)
50 watts (maximum)
Construction finish.............. Enclosure........................... Gray powder epoxy/polyester on exterior surfaces
Front
panel................................................................. Passivated stainless steel
Microphone amplifier ......... Frequency response............................... 200–4,000 Hz, +/
−
3 dB ref. @ 1 kHz
Speaker amplifier ................ Output...... Class AB, 18 watts min. into 8 ohms, with nominal supply voltage
Frequency response............................. 200–10,000 Hz, +/
−
3 dB ref. @ 1 kHz
Distortion.................................................... 1% max. THD @ 1 kHz, 18 watts
Loudspeaker............................................................................................................................... 8 or 16 ohms
Inputs .............................................................................................................. 16-button keypad, footswitch,
speaker volume adjustment (adjusted through keypad)
Outputs................................ Call Indication LED
Beacon control (digital only)............................................. 30 V @ 3 A (max.)
System cabling.................... ........................................................................... Star-feed, 2-wire twisted pair
Temperature range ................................................................................
−
4º F to + 140º F (
−
20º C to +60º C)
Dimensions ........................................................ 262.0
×
419.1
×
205.0 mm (10.31 W
×
16.50 H
×
8.07 D)
Shipping weight ................................................................................................................... 40 lbs. (18.2 kg)
Approvals
CE Mark
ATEX
ATEX 94/9/EC
EN 50014: 1997+A1, A2
EN 50018: 2000+A1
EN 50020:2002 E
Zone 1 Equipment
II 2 G EEx d ia IIB T4
Certificate No. DEMKO 04 ATEX 406384
Notified Body Id No. 0539
UL International DEMKO A/S
Lyskear 8
DK-2730 Herlev
Denmark
