Measurement-computing PC104-PDISO8 Manuel d'utilisateur télécharger pdf (Page 13)

Figure 4-2. BP40-37 Pinouts

4.1 FORM C RELAY OUTPUTS

Figure 4-3 is the schematic for a

form C relay, used at OP0 through

OP4.

The form C relay has a COMMON,

normally open (NO) and normally

closed (NC) contact.

When a 0 is written to the output,

the common and NC are in contact.

When a 1 is written to the output,

the common and NO are in contact.

Figure 4-3. Form C Relay

The pin numbers shown in Figure 4-2 correspond to the 37 pin connector when using

an adapter such as the BP40-37 or the C40-37F-2 cable for relay #0.

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 19 20

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Measurement-computing PC104-PDISO8 Manuel d'utilisateur Page 13