Campbell Scientific A6REL-12 User guide
PRODUCT
You can control up to 12 externalac ordc devicesusing the six
internal relays of the A6REL-12. Each relay set can be controlled
The A6REL-12's internal relays are dual single-pole doublethrow. Each of the six relays has a three position toggle switch;
"on" and "off" for manual override, and "auto" for data logger
control. In the on position, the common and normally open
Function Controls up to 12 external ac or dc
devices.
Number of Channels 6
Operating Voltage 12 Vdc nominal (8.4 to 24 Vdc)
Current Drain at 12 Vdc 6 µA quiescent
30 mA per active LED (switch ON
or AUTO active)
6-Channel Relay Driver with Manual Override
A6REL-12
Overview
Benefits and Features
UL/CUL approved product
Detailed Description
Specifications
manually or by a data logger.
contacts are shorted. In the auto position, the state of a relay is
controlled by a data logger control port.
A6REL-12's with serial numbers 1445 and higher are ULapproved.
Toggle Switch ON/OFF manual override; AUTO
for data logger control
Relays dual single pole double throw,
break before make
Contact Material Gold-clad silver
Coil Resistance 720 Ω ±10%
Contact Ratings 2 A (@ 30 Vdc)
0.6 A (@ 125 Vac)
For comprehensive details, visit: www.campbellsci.com/a6rel-12
Release/Actuation Time ~3 ms
Operating Temperature -40° to +70°C
Standards Canadian Underwriters
Laboratories (CUL) listed product
(5Z21)
Underwriters Laboratories (UL)
listed product (E162021)
Dimensions 22.4 x 13.9 x 4.1 cm (8.8 x 5.5 x 1.6
in.) including switches and mounts
Weight 635 g (1.4 lb)
Expected Life (contact closures)
Mechanical
Electrical
8
10
2x106 (1 A at 30 Vdc )
5x105 (2 A at 30 Vdc)
For comprehensive details, visit: www.campbellsci.com/a6rel-12
© 2020 Campbell Scientific, Inc. | 06/24/2020
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