Used programmable logic controls

Tektronix 50M40

• Manufacturer: Tektronix
• Model: 50M40

The 50M40 Programmable Relay Scanner Card serves as a low-frequency scanner accommodating up to 16 inputs or outputs. The card contains 16 mercury-wetted relays that can be configured 16-to-1, 8-to-1, or 4-to-1 b...