Shopping security
Aten VK248 8 Channel Relay Expansion Box
The VK248 8-Channel Relay Expansion Box provides an additional eight channels of relay output for a flexible expansion of the ATEN Control System. This allows users to control additional devices such as screen, projector lifts and blinds in environments where more devices are required. With the advantage of an Ethernet-based connection, the expansion box easily connects to the VK2100 Control Box via a LAN connection from a variety of locations across a network.
Key Features
Technical Specifications
Interfaces
Relay
8 normally open relays (8 x 2-pole terminal block)
Contact Rating: Max 24 VDC, 2A
Ethernet
1 x RJ-45 Female, 10/100Base-T
Supported Protocol: ICMP, TCP/IP, DHCP, HTTPS, SSH
DHCP-enabled. The following default IP settings will be used if no IP is assigned within 30 seconds:
IP: 192.168.0.60
Subnet Mask: 255.255.255.0
Switches
Controller ID
1 x 16-segment Switch
Expander ID
1 x 8-segment Switch
Reset Button
1 x Semi-recessed Pushbutton
USB
1 x USB Type A (Firmware upgrade only)
Power
Consumption
5 VDC, 10 W (Adapter); 48 VDC, 13 W (PoE, PoE 802.3 AF/AT compatibility)
Output
12 VDC, 300 mA
Environmental
Operating Temperature
0 - 50°C
Storage Temperature
-20 - 60°C
Humidity
0 - 80% RH, Non-Condensing
Physical Properties
Housing
Metal
Weight
0.65 kg ( 1.43 lb )
Dimensions (L x W x H)
20.00 x 7.58 x 4.20 cm
(7.87 x 2.98 x 1.65 in.)

Ships within 48 hours · Estimated delivery Jul 16 - Jul 21
US$40
Get nowSign up to your membership to get coupons up to
15%
Get nowOpportunity to enjoy order discount up to 15% off
Top-Converting Item to Boost Your Average Order