A21REL-12
4-Channel Relay Driver
A21REL-12
End of lifeConfigurable4-Channel Relay Driver
Pricing
- Model:
- A21REL-12
- Item Number:
- 2391
- Warranty:
- 1 year
- Lead time:
- 14 days
Overview
A21REL-12 4-Channel Relay Driver
With an A21REL-12, your Campbell Scientific data logger can control up to four external ac or dc devices. This relay driver has four internal relays.
Technical Description
The A21REL-12's internal relays are single-pole double-throw. This relay driver may be powered by the data logger power supply or a separate 12 Vdc battery.
Specifications
- Function
- Allows a data logger to control up to four external ac or dc devices.
- Number of Channels
- 4
- Contact Ratings
- 1 A
(at 20 Vdc)
- Contact Ratings
- 0.3 A
(at 120 Vac)
- Coil Current
- 13 mA/relay
- Relays
- dual single-pole, double-throw relays
- Operating Temperature
- -25° to +50°C
- Operating Voltage
- 12 Vdc
- Dimensions
- 14.0 x 6.9 x 3.0 cm
(5.5 x 2.7 x 1.2 in.)
- Weight
- 227 g
(8 oz)
