MRC MCX-5000 Series, Manual

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Technical data
General data dST1-dST2
Housing, Colour glassfibre reinforced polyester, black
Display
2-line alphanumerical display with
pictograms/visible area 78 x 26 mm
Keypad
metal keypad with ice protection/
21 keys with ABC lettering for name entries
Weight ~ 5,5 kg
Receiver integrated, adjustable stabilizer bracket
Handset cord stainless steel armoured handset courd V4A
Receiver inset
dynamic receiver with leakage field spool for
inductive coupling of hearing aids
Mouth piece electret microphone
Noise suppression mouth > 3 dB due to integrated mouthpiece horn
Terminal data
Types of protection
II 2G Ex emb[ib] IIC T6
II 2D Ex tD A21 IP66 T80°C
-25°C<=Ta<=+40°C
II 2G Ex em[ib] IIC T5
II 2D Ex tD A21 IP66 T100°C
-25°C<=Ta<=+60°C
Approval DMT 03 ATEX E 034
Protection class IP 66 (EN 60529)
Impact protection IK 09 (EN 50102)
Line voltage 24 V DC - 66 V DC
Line current 15 mA DC - 100 mA DC
Ringing alternating
current 24 V AC - 90 V AC (at 21 ... 54 Hz ringing frequency)
30 V AC - 90 V AC (at 16,6 ... 54 Hz ringing frequency)
Ringing impedance
> 6,0 K Ω at 25 Hz and 24 ... 90 V AC
> 4,0 K Ω at 50 Hz and 24 ... 90 V AC
Inquiry key flash function adjustable from 40 ms - 399 ms
Dialling procedure
PD-DTMF operation to be set in the menu
DTMF operation according to CCITT recommendation
Q.23 PD operation – pulse/pause ratio ca be set to
1,5:1 or 2:1 in the menu
W-conductor connection for external secondary sounder
Terminals up to 4 mm 2 rigid, up to 2,5 mm 2 flexibel
Cable gland (free) 1 x M20x1,5 2 x blind plug M20x1,5
Operating temperature -25 °C to +40 °C (T6) -25 °C to +60 °C (T5)
Storage temperature -25 °C to +70 °C
Order data
Type Order No. Description
dST1
410 010 000 ExSafeTel - explosion proof Telephone
dST2
410 020 000 ExSafeTel - explosion proof Emergency Telephone without keypad and display (for central operation)