OTT netDL 500 - Connecting Pulse and Status Output Sensors

7.5 Connecting sensors having a pulse output
7.6 Connecting equipment having a status output
Screw terminal strips D and E*
431 2
(+)
(–)
(+)
(–)
Pulse input
* OTT netDL 1000 only
Fig. 12: Connecting sensors with pulse
output to the OTT netDL unit (e.g.
OTT Pluvio precipitation sensor or
OTT Parsivel Present Weather Sensor).
The OTT netDL 500 unit has two (D 1-2,
D 3-4) and the OTT netDL 1000 unit has
four (D 1-2, D 3-4, E 1-2, E 3-4) pulse
inputs that are independent from each other.
Further information can be found in the
operating instructions of the respective sensor.
Screw terminal strips D and E*
431 2
(+)
(–)
(+)
(–)
Pulse input
* OTT netDL 1000 only
Fig. 13: Connecting devices to the
OTT netDL unit that have a status
output (e. g. door contact).
The OTT netDL 500 unit has two (D 1-2,
D 3-4) and the OTT netDL 1000 unit has
four (D 1-2, D 3-4, E 1-2, E 3-4) status
inputs that are independent from each
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