Product Number: 4381MDV

1Pr 24AWG Shielded Data + 18/2 Power OSDP, B2ca

OSDP Reader Cable, 1 Pair 24 AWG stranded (7x32) tinned copper (data) with foam PE insulation, Beldfoil® shield w/ drain, 2 Conductor 18 AWG stranded (7x26) Bare copper conductor (power) LSZH

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4381MDV
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Specifications

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Suitable Applications

OSDP Readers, RS-485, Serial Data, Access Control

Conductor

Element Size Stranding Material Notes
Data Pair(s) 24 AWG 7x32 TC - Tinned Copper Twisted Pair Configuration
Power Pair(s) 18 AWG 7x26 BC - Bare Copper

Insulation

Element Material Nom. Insulation Diameter Color Code
Data Pair(s) PE - Polyethylene (Foam) 1.87 mm (0.0736 in) White/Blue Stripe & Blue/White Stripe
Power Pair(s) LSZH - Low Smoke Zero Halogen (Flame Retardant) 1.7 mm (0.067 in) Black & Red

Inner Shield

Element Shield Type Material Coverage Drainwire Type
Data Pair(s) Tape Bi-Laminate (Alum+Poly) 100% 24 AWG (7x32) TC
Power Pair(s)

Outer Shield

Material
No Shield

Outer Jacket

Material Nom. Thickness Nom. Diameter Ripcord
LSZH - Low Smoke Zero Halogen (Flame Retardant) 0.9 mm (0.035 in) 6.5 mm (0.26 in) Yes

Electricals

Element Nom. Conductor DCR Nom. Capacitance Cond-to-Cond Nom. Capacitance Cond-to-Shield Nom. Capacitance Cond-to-Other (Conds + Shield) Nom. Characteristic Impedence Nom. Velocity of Prop. Max. Current
Data Pair(s) 79 Ohm/km (24 Ohm/1000ft) 43 pF/m (13 pF/ft) 24 pF/ft (79 pF/m) 79 pF/m (24 pF/ft) 120 Ohm 76% 3.8 Amps per Conductor at 25ºC (22 AWG)
Power Pair(s) 22.6 Ohm/km (6.89 Ohm/1000ft)

Temperature

Operating
-30°C To +70°C

Environmental Suitability

Indoor - Euroclass B2ca, Indoor, Non-Halogenated, Sunlight Resistance

Flammability / Reaction to Fire

IEC 60332-1-2

CPR Compliance

CPR Euroclass: B2ca-s1,d1,a1

European Halogen Free Standards

IEC 62821-1 Halogen Free Compliance = Yes, IEC 60754-1 - Halogen Amount = Zero, IEC 60754-2 - Halogen Acid Gas Amount - Max. Conductivity = 2.5 µS/mm, IEC 60754-2 - Halogen Acid Gas Amount - Min. pH = 4.3

Update and Revision

Revision Number: 0.8 Revision Date: 10-07-2025

Update and Revision

Revision Number: 0.8 Revision Date: 10-07-2025


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