Watlow Series V4 Manual de usuario descargar pdf (Pagina 11)

Output 2 Wiring

Figure 11a – Mechanical Relay Without Contact Suppression

V4T _ - _ D _ _ - _ _ _ _

Form C, rated at 8A @ 125V~ (ac) or 5A @ 240V~ (ac). Minimum load current: 100mA @ 5VÎ (dc)

Figure 11b – Solid State Relay Without Contact Suppression

V4T _ - _ K _ _ - _ _ _ _

0.5 amps (AC loads only)

Customer Supplied

Quencharc

SS2

Fuse

External

Load

OFF

1 2

COM

External

Load

Fuse

Customer

Supplied

Quencharc

OFF

1 2

Indication Probable Cause(s)

Power • No power. • Power to unit may be off.

• Fuse may be blown.

• Breaker may be tripped.

• Safety interlock door switch etc. may be activated.

• Separate system limit control may be latched.

• Wiring may be open.

• Input Power may be incorrect.

Alarms • Alarm won’t occur. • Alarm output may be off.

• Alarm set points may be incorrect.

• Alarm may be silenced.

• Alarm sides may be incorrect.

• Controller may be in diagnostics mode.

• Alarm won’t clear. • Alarm may be latched.

• Alarm set points may be incorrect.

• Alarm hysteresis may be incorrect.

• Input may be in error condition.

Error Code Messages ([----] in the upper display indicates a Series V4 error; error code number is visible in bottom display)

• [----] [ Er2]

• Sensor underrange error (applies only to RTD units)

• [----] [`Er4]

• Configuration error.

• [----] [`Er5]

• Non-volatile checksum error

• [----] [`Er6]

• A/D underflow error.

• [----] [`Er7]

• A/D overflow error.

Troubleshooting Alarms and Errors

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 20 21

Comentarios a estos manuales

Sin comentarios

Watlow Series V4 Manual de usuario Pagina 11

Comentarios a estos manuales

Relacionado con productos y manuales para Sensores Watlow Series V4