Watlow Series 988LF Manual do Utilizador descarregar pdf (Página 20)

Figure 2.10a — AC Outputs

Solid-state Relay with Contact Suppression

98 _ L - _ _ _ B

- A A _ _

0.5 amps, minimum off-state impedance: 20KΩ

Electromechanical Relay with Contact Suppression

(NO and COM contacts only)

98 _ L - _ _ _ D - A A _ _

Form C, 5 amps, minimum off-state impedance: 20KΩ

Electromechanical Relay without Contact Suppression

98 _ L - _ _ _ E - A A _ _

Form C, 5 amps off-state impedance: 31MΩ

Solid-state Relay without Contact Suppression

98 _ L - _ _ _ K - A A _ _

0.5 amps, off-state impedance: 31MΩ

2.10 WATLOW Series 988LF User’s Manual

Installation and Wiring, Chapter 2

Figure 2.10b —

Switched DC, Open Collector

98 _ L - _ _ _ C - A A _ _

Minimum load resistance: 500Ω

NOTE:

Successful installa-

tion requires five

steps:

• Model number and

software choice

(Appendix);

• DIP switch set-

tings (Chapter 1);

• Sensor match

(Chapter 2 and

Appendix);

• Sensor installation

(Chapter 2); and

• Wiring (Chapter 2).

External

Load

COM

External

Load

COM

Fuse

(#17 for D & E outputs only)

+ VDC

Internal Circuitry

790Ω

19 to 32VÎ (VDC)

Output 2 Wiring

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 63 64

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