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WS4-RB relay board, 12 relay outputs, RS-485 bus
XPR

WS4-RB relay board, 12 relay outputs, RS-485 bus

SCAP part number: WS4-RB

12-relay expansion board for a WS4 web installation, in an aluminium housing.

Interfaces / protocolsRS485
Power supply13.8 V DC, 20 mA min., 250 mA typical, 300 mA max.
HT

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Key features

  • Adds 12 relay outputs to a WS4 installation
  • Connects to the local RS-485 bus

Technical specifications

ConnectionRS-485 on local bus
Outputs12 relays, 2 NO contacts, 2 A / 48 V
Tamper protection1 tamper input
Power supply13.8 V DC, 20 mA min., 250 mA typical, 300 mA max.
SignallingOutput status LEDs
Terminal blocksPlug-in
Interfaces / protocolsRS485

Applications

  • Control of many relays from a WS4 controller

Commercial information

SCAP part numberWS4-RB
BrandXPR – XPR access control
FamilyXPR brand: access control
DescriptionWS4-RB relay board, 12 relay outputs, RS-485 bus
PriceIn € excl. VAT, carriage not included. Your prices are shown after signing in to your trade account.
DeliveryConstant stock; next-day or two-day delivery depending on availability. Lead times are given for guidance only.
Free carriage thresholdFor any order delivered in a single shipment with a minimum value of €1,000 excl. VAT (excluding carriage). Mainland France.
Minimum order€100 excl. VAT. Below that: payment in advance or a €15 excl. VAT handling charge.
PaymentFirst order paid in advance when the account is opened, then 30 days end of month once credit insurance is approved.
Warranty12 months from the invoice date (return for replacement or repair of the faulty part).
ComplaintsVisible defects: reservations within 2 clear days of receipt. Quantities and quality: 8 clear days.
ReturnsOnly with prior written agreement, within one month of delivery; credit note issued on the basis of 90% of the invoiced amount.

Details in our terms of sale. Specifications are indicative and may change without notice.

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