l connect the first NTC probe to terminals 1U and 2U;
l connect the second NTC probe to terminals 5U and 6U;
l to enable control, set:
Index Parameter Description
Ea01 Type of control Modulation with two temperature probes
Ea02 Control with two probes Set the weight of the two probes (0-100%)
Ea05 Modulating control
Set:
temperature set point (0-100 °C) (32-212°F)
differential (2-20°C) (3.6-36°F)
Minimum production (25-100%)
Maximum production (25-100%)
Ec01 Type of main probe Set probe type: NTC
Ec02 Second probe type Set probe type: NTC
Tab.4.v
The controller will calculate the weighted average between the two probes. The weight of the two
probes can also be set.
Fig.4.w
4.10
Alarm contact
The humidifier controller is fitted with a relay contact for remote signalling of one or more faults or
alarms. The alarm contact (250 Vac; max. rating: 2 A resistive - 2 A inductive) is connected using terminals
7O, 8O and 9O.
Fig.4.x
7O CO - Common
8O NC - Normally closed
9O NO - Normally open
Tab.4.w
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