638AFS - Access Control, 16c (#18-3pr, #16-4c, #18-6c), Shielded, Banana Peel®, CMP
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638AFS – Access Control, 16c (#18-3pr, #16-4c, #18-6c), Shielded, Banana Peel®, CMP

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Product Overview

Suitable Applications: Access Control, Security System, Power Limited Controls
Patent: This product has one or more applicable patents. More information on patents can be found at https://www.belden.com/patents.

Construction Details

Conductor
Element Description Element No. of Elements Size Stranding Material
Card Reader Pair(s) 3 18 AWG 7×26 BC – Bare Copper
Door Contact Conductor(s) 2 18 AWG 7×26 BC – Bare Copper
REX/Spare Conductor(s) 4 18 AWG 7×26 BC – Bare Copper
Lock Power Conductor(s) 4 16 AWG 19×29 BC – Bare Copper
Insulation
Element Description Element Material Nom. Thickness Nom. Insulation Diameter Color Code
Card Reader Pair(s) PVC – Polyvinyl Chloride 0.009 in (0.23 mm) 0.063 in (1.6 mm) Black & Red, White & Green, Brown & Orange
Door Contact Conductor(s) PVC – Polyvinyl Chloride 0.009 in (0.23 mm) 0.063 in (1.6 mm) Black, Red
REX/Spare Conductor(s) PVC – Polyvinyl Chloride 0.009 in (0.23 mm) 0.063 in (1.6 mm) Black, Red, White, Green
Lock Power Conductor(s) PVC – Polyvinyl Chloride 0.009 in (0.23 mm) 0.075 in (1.9 mm)
Inner Shield
Element Description Element Shield Type Material Coverage Drainwire Type
Card Reader Pair(s) Tape Bi-Laminate (Alum+Poly) 100% 24 AWG (7×32) TC
Door Contact Conductor(s) Tape Bi-Laminate (Alum+Poly) 100% 24 AWG (7×32) TC
REX/Spare Conductor(s) Tape Bi-Laminate (Alum+Poly) 100% 24 AWG (7×32) TC
Lock Power Conductor(s) Tape Bi-Laminate (Alum+Poly) 100% 24 AWG (7×32) TC
Inner Jacket
Element Description Element Material Nom. Thickness Nom. Diameter Ripcord Color
Card Reader Pair(s) PVC – Polyvinyl Chloride 0.017 in (0.43 mm) 0.288 in (7.32 mm) Yes Orange
Door Contact Conductor(s) PVC – Polyvinyl Chloride 0.017 in (0.43 mm) 0.166 in (4.22 mm) Yes White
REX/Spare Conductor(s) PVC – Polyvinyl Chloride 0.017 in (0.43 mm) 0.195 in (4.95 mm) Yes Blue
Lock Power Conductor(s) PVC – Polyvinyl Chloride 0.017 in (0.43 mm) 0.222 in (5.64 mm) Yes Gray
Outer Jacket
Material
No Jacket
Table Notes: Banana Peel®
Overall Cable Diameter (Nominal): 0.542 in (13.8 mm)

Electrical Characteristics

Electricals
Element Description Element Nom. Conductor DCR Nom. Inner Shield DCR Nom. Capacitance Cond-to-Cond Nom. Capacitance Cond-to-Shield Max. Current
Card Reader Pair(s) 6.6 Ohm/1000ft 13.1 Ohm/1000ft (43.0 Ohm/km) 40 pF/ft (130 pF/m) 72 pF/ft (240 pF/m) 9.8 Amps per conductor @ 25°C
Door Contact Conductor(s) 6.6 Ohm/1000ft (22 Ohm/km) 16.7 Ohm/1000ft (54.8 Ohm/km) 70 pF/ft (230 pF/m) 126 pF/ft (413 pF/m) 14 Amps per Conductor at 25ºC
REX/Spare Conductor(s) 6.6 Ohm/1000ft (22 Ohm/km) 15.9 Ohm/1000ft (52.2 Ohm/km) 42 pF/ft (140 pF/m) 76 pF/ft (250 pF/m) 11.2 Amps per Conductor at 25ºC
Lock Power Conductor(s) 4 Ohm/1000ft (13 Ohm/km) 15.9 Ohm/1000ft (52.2 Ohm/km) 45 pF/ft (150 pF/m) 81 pF/ft (270 pF/m) 14.4 Amps per Conductor at 25ºC
Voltage
UL Voltage Rating
300 V

Mechanical Characteristics

Temperature
UL Temperature Operating
75°C 0°C to +75°C
Bend Radius
Stationary Min. Installation Min.
5.42 in (138 mm) 5.42 in (138 mm)
Max. Pull Tension: 428 lbs (194 kg)
Bulk Cable Weight: 157 lbs/1000ft

Standards and Compliance

Environmental Suitability: Indoor – Plenum, Indoor
Sustainability: Product Lens™, Environmental Product Declaration (EPD) Available
Flammability / Reaction to Fire: NFPA 262, UL 910 (Plenum), IEC 60332-1-2
CPR Compliance: CPR Euroclass: Eca
NEC / UL Compliance: Article 800, CMP
European Directive Compliance: EU CE Mark, EU Directive 2015/863/EU (RoHS 2 amendment), EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE)
UK Regulation Compliance: UKCA Mark
APAC Compliance: China RoHS II (GB/T 26572-2011)
Non-Plenum Number: 538AFS

Product Notes

Notes: Cold environment installation: When installing cables that have been stored at ambient temperatures of 32 degrees Fahrenheit (0 degrees Centigrade) or lower, Belden recommends conditioning of the cable for 12 hours at room temperature prior to individual cable leg separation.

History

Update and Revision: Revision Number: 0.495 Revision Date: 12-22-2023

Part Numbers

Variants
Item # Color Putup Type Length UPC Footnote
638AFS 0001000 Orange, White, Blue, Gray Reel 1,000 ft 612825176534 C
SKU: 638AFS Categories: , , , , , , ,

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