GAI-Tronics DEX-201 Руководство - Страница 14
Просмотреть онлайн или скачать pdf Руководство для Система внутренней связи GAI-Tronics DEX-201. GAI-Tronics DEX-201 14 страниц. Hazardous area driller’s intercom stations
Печатать страницуM
DEX-10
DEX-20
ODEL
X AND
Specifications
Power input (120 V ac) ....... Voltage ............................................................. 108/132 V ac range, 50/60 Hz
Power input (240 V ac) ....... Voltage ............................................................. 216/264 V ac range, 50/60 Hz
Power input (24 V dc)......... Voltage .................................................................................. 21/27 V dc range
Construction finish.............. Enclosure........................... Gray powder epoxy/polyester on exterior surfaces
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
Loudspeaker............................................................................................................................... 8 or 16 ohms
Inputs .............................................................................................................. 16-button keypad, footswitch,
Outputs................................ Call Indication LED ..........................................................................................
System cabling.................... Digital................................................................. Star-feed, 2-wire twisted pair
Temperature range ................................................................Analog: −13º F to + 149º F (-25º C to +65º C)
Dimensions ........................................................ 10.31 W × 16.11 H × 8.07 D (262.0 × 409.2 × 205.0 mm)
Shipping weight .................................................................................................................... 39 lbs. (17.7 kg)
Approvals
UL ........................................................................................................... NRTL Listed for USA and Canada
f:\standard ioms - current release\42004 instr. manuals\42004-679l2d.doc
10/10
D
'
I
S
X
RILLER
S
NTERCOM
TATIONS
Power consumed .................................................... 23 VA, 10 watts (nominal)
Power consumed .................................................... 43 VA, 11 watts (nominal)
Power consumed ................................................................ 42 watts (nominal)
Front panel................................................................. Passivated stainless steel
Frequency response ................................ 200–10,000 Hz, ±3 dB ref. @ 1 kHz
Distortion.................................................... 1% max. THD @ 1 kHz, 18 watts
speaker volume adjustment (adjusted through keypad)
Beacon Control (digital only)............................................ 30 V @ 3 A (max.)
Analog ................................................................ Star-feed, 4-wire twisted pair
Pub.: 42004-679L2D
52 VA, 50 watts (maximum)
63 VA, 50 watts (maximum)
50 watts (maximum)
Digital: -4º F to + 140º F (-20º C to +60º C)
Class I, Div. 1 & 2, Groups C & D T4
Class I, Zones 1 & 2, Group IIB & IIA
Class II, Div. 1 & 2, Groups E, F, & G
Class III, Div. 1 & 2, Type 4X
Page 13 of 13