Keithley MEM-32/A / MEM32A 32-Channel Relay Board for Metrabus

 Keithley MEM-32/A 32-Channel Relay Board for Metrabus

Description
Each MEM-32/W and MEM-32/A relay board converts 32 digital outputs from the MetraBus system to SPST relay contact closures. The MEM-32/W has mercury-wetted contacts rated at 2A. The MEM-32/A has dry contacts rated at 0.5A. One MetraBus controller can control up to sixteen MEM-32/A or MEM-32/W boards via a single ribbon cable, each connected by a 50-pin connector.

Number of relays: 32

Relay Type: Form A (SPST)

Contact: Dry Contact

Position Sensitivity: May be mounted in any position

Contact Rating: 10W @ 0.5A or 150 VDC/peak VAC (resistive)

Contact Resistance: 100mW maximum initial

Contact life: 10⁷ operations at rated load

Environmental
Operating temperature range: 0 to 70 °C
Storage temperature range: -40 to +100 °C
Humidity: 0 to 90% non-condensing

Power and Signal Requirements
+5V power: 510mA max. (all relays energized)
+15V power: Not used

Physical
Dimensions: 16in L x 4.75in W (40.6cm L x 12.1cm W)