Product Hierarchy
Product Hierarchy

4381MDZ - 1Pr 24AWG Shielded Data + 18/2 Power OSDP, Eca


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, Eca

Life Cycle Status: Capability

Product Overview

Suitable Applications: OSDP Readers, RS-485, Serial Data, Access Control

Construction Details

Conductor
ElementSizeStrandingMaterialNotes
Data Pair(s)24 AWG7x32TC - Tinned CopperTwisted Pair Configuration
Power Pair(s)18 AWG7x26BC - Bare Copper
Insulation
ElementMaterialNom. Insulation DiameterColor 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
ElementShield TypeMaterialCoverageDrainwire Type
Data Pair(s)TapeBi-Laminate (Alum+Poly)100%24 AWG (7x32) TC
Power Pair(s)
Outer Shield
Material
No Shield
Outer Jacket
MaterialNom. ThicknessNom. DiameterRipcord
LSZH - Low Smoke Zero Halogen (Flame Retardant)0.6 mm (0.024 in)5.80 mm (0.228 in)Yes

Electrical Characteristics

Electricals
ElementNom. Conductor DCRNom. Capacitance Cond-to-CondNom. Capacitance Cond-to-ShieldNom. Capacitance Cond-to-Other (Conds + Shield)Nom. Characteristic ImpedenceNom. 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 Ohm76%3.8 Amps per Conductor at 25ºC (22 AWG)
Power Pair(s)22.6 Ohm/km (6.89 Ohm/1000ft)

Mechanical Characteristics

Temperature
Operating
-30°C To +70°C

Standards and Compliance

Environmental Suitability: Indoor - Euroclass Eca, Indoor, Non-Halogenated, Sunlight Resistance
Flammability / Reaction to Fire: IEC 60332-1-2
CPR Compliance: CPR Euroclass: Eca
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

Product Notes

Notes: This is a preliminary Technical Design Specification (TDS) which is subject to modification throughout the prototyping phase. The minimum business quantity to offer is 6km for the first order. This product will have Orange as standard color and 305mt or 500mt as standard put-ups. Additional options for colors and put-ups are available on special request. The estimated production lead time for the first order will be similar to the production lead time of 1502ELW plus extra 6-7 weeks. Please liaise with your Belden representative for confirmation.

History

Update and Revision: Revision Number: 0.4 Revision Date: 06-19-2025
PDF_913604.pdf
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