Emerson 2468CD Manuel D’Utilisation

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Hydrastep 2468CB & 2468CD Manual 
 
Remote Display Options 24683B, C & D
 
24685034
 
 
4-17 
4.8 SPECIFICATION 
REMOTE DISPLAY UNITS 
INDICATION Red/green 
6mm×3mm 
LEDs 
 
CASE STYLE 
24683B and 24683C: Panel mounting; 
 
24683D: Rugged enclosure, to IP65/NEMA 4X 
 
DIMENSIONS 
24683B: 144mm×72mm×200mm deep (5.67”×2.83” ×7.87”) 
 
24683C: 192mm×96mm×209mm deep (7.56”×3.7” ×8.23”) 
 
24683D: 302mm×186mm×175mm deep (11.89”×7.32” ×6.89”) 
 
PANEL CUT-OUT 24683B: 
139mm×67mm 
 
24683C: 186mm×92mm (7.32”×3.62”) 
 
POWER SUPPLY 
Derived from 2468 electronics unit or 20V - 54Vdc, 240mA 
 
Absolute maximum limits at remote display terminals:  16V to 60Vdc 
 
TERMINALS Screw-clamp 
 
CABLES 
Note:  The following cables fulfil the minimum requirements.  Heavier cables may be used.  
Maximum gauge accepted by connectors is 16AWG (1. 5mm
2
). 
 
Powered from 2468 electronics  
(up to 1000m from 2468 unit) 
BASEEFA conformity
1.5mm
2
, 7×0.53mm individually shielded, 5-pair.  Overall 
shield.  Galvanised steel wire armour.  One cable 
required.  (Mobrey Part No.480121230) 
Unit locally powered 
(up to 1000m from main unit) 
22 AWG (0.324mm
2
, 7×0.25mm) individually shielded, 2-pair 
twisted (Belden type No. 8723).  Two cables required. 
22 AWG (0.324mm
2
, 7×0.25mm) individually shielded, 3-pair 
twisted (Belden type No. 8777).  One cable required. 
Powered from 2468 electronics 
(up to 250m from 2468 unit) 
 
22 AWG (0.324mm
2
, 7×0.25mm) individually shielded, 2-pair 
twisted (Belden type No. 8723).  Two cables required. 
22 AWG (0.324mm
2
, 7×0.25mm) individually shielded, 4-pair 
twisted (Alpha Wire type No. 6054C).  One cable required. 
Powered from 2468 electronics 
(up to 500m from 2468 unit) 
 
22 AWG (0.324mm
2
, 7×0.25mm) individually shielded, 3-pair 
twisted (Belden type No. 8777).  Two cables required. 
22 AWG (0.324mm
2
, 7×0.25mm) individually shielded, 6-pair 
twisted (Belden type No. 8778).  One cable required. 
Powered from 2468 electronics 
(up to 1000m from 2468 unit) 
 
18 AWG (0.826mm
2
, 16×0.25mm) individually shielded, 3-pair 
twisted (Belden type No. 9773).  Two cables required. 
22 AWG (0.826mm
2
, 16×0.25mm) individually shielded, 6-pair 
twisted (Belden type No. 9774).  One cable required. 
 
The main Hydrastep 2468 unit is approved for operation in a hazardous environment to EExnA T4.  Compliance 
with this approval requires that armoured cable is used to connect a remote display to the main unit.  A remote 
display must not be used in a hazardous environment.