Distech Controls ECB-PTU Series - Page 6

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Wiring Digital Inputs (Six – Dix – Six)
This input configuration is used to monitor digital dry contacts.
Figure6: Digital input - Dry contact (NO & NC)
Wiring Voltage Inputs (UIx)
Voltage inputs have a range of 0 to 10 Vdc. Connect the voltage input according to the following figure. The transducer used must be powered externally.
Figure7: Voltage input – 3-wire transducer with its own power source
Wiring Resistive Inputs (UIx - SIx)
This input configuration is used to monitor 10kΩ type II, type III, and type Z NTC sensors.
Figure8: Resistive input – 10 kΩ NTC Sensor input
Wiring Pulse Inputs (UIx - DIx - SIx)
Connect the pulse input according to the following figure for a pulse meter that can pull-down a +5 VDC supply with a 10 kΩ pull-up resistor (Internal sup-
ply type).
Figure9: Pulse Input - UIx/SIx
Figure10: Pulse Input - DIx