Vaisala DMT346 - Manual (Page 129)

Chapter 4 _________________________________________________________________ Operation
VAISALA _______________________________________________________________________ 129
Factory setting: All relays disabled.
Use the quantity abbreviations presented above. See Table 5 on page 20.
Example of window limit switch: Selecting relay 1 to follow dewpoint
measurement and relay 2 to follow sensor temperature measurement.
Two relay setpoints are set for both relays.
>rsel tdf ts
Rel1 Tdf above: 70.00 'C ? 50
Rel1 Tdf below: - ? 30
Rel1 Tdf hyst : 2.00 'C ? 2
Rel1 Tdf enabl: ON ? on
Rel2 Ts above: 140.00 'C ? 140
Rel2 Ts below: - ? 80
Rel2 Ts hyst : 2.00 'C ? 2
Rel2 Ts enabl: ON ? on
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Example of normal limit switch: Selecting relay 1 to follow sensor
saturation rate and relay 2 to follow sensor temperature. One setpoint is
chosen for all the outputs.
>rsel ssr ts
Rel1 SSR above: 50.00 % ? 70
Rel1 SSR below: - ? -
Rel1 SSR hyst : 2.00 % ? 2
Rel1 SSR enabl: ON ? on
Rel2 Ts above: 80.00 'C ? 140
Rel2 Ts below: 60.00 'C ? -
Rel2 Ts hyst : 1.00 'C ? 2
Rel2 Ts enabl: ON ? on
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Example of using relay 1 as fault alarm: Selecting relay 1 to follow the
fault status and relay 2 to follow the temperature measurement.
>rsel fault ts
Rel1 FAUL above: -
Rel1 FAUL below: -
Rel1 FAUL hyst : -
Rel1 FAUL enabl: ON ? on
Rel2 Ts above: 140.00 'C ? 140
Rel2 Ts below: 80.00 'C ? 80
Rel2 Ts hyst : 2.00 'C ? 2
Rel2 Ts enabl: ON ? on
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