Campbell-scientific LR4 Four Channel Latching Relay Module Bedienungsanleitung PDF herunterladen (Seite 8)

LR4 Four Channel Latching Relay Module

3. Relay Details

Relay #1 and Relay #2

Contacts: 2 independent Form A (SPST)

Maximum Voltage Ratings: 30 Vdc / 30 Vac

Maximum Current: Not to exceed 100 VA or 5 A

Relay #3 and Relay #4

Contacts: 2 independent Form C (SPDT)

Maximum Voltage Ratings: 30 Vdc / 30 Vac

Maximum Current: Not to exceed 60 VA or 2 A

FIGURE 1. LR4 Latching Relay Module

4. Contact Details

4.1 Types

There are two different contact types on the LR4. One type is referred to as a

Form A and the second is referred to as a Form C. Relays #1 and #2 are type

Form A and Relays #3 and #4 are type Form C. The following figures outline

the differences:

FIGURE 2. Form A - State = 1

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 21 22

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Campbell-scientific LR4 Four Channel Latching Relay Module Bedienungsanleitung Seite 8