4
N31U User manual
be averaged) and averaging based on the moving window algorithm with
a given averaging time.
• Signaling of alarm operation by highlighting the LED of the active alarm.
• Registration of minimum and maximum measuring value.
• Galvanic separation of the connections: alarm output, measurement
outputs, auxiliary supply outputs, RS-485 interface and supplying input.
(Note: Measurement inputs and auxiliary supply are at one potential).
• Protection degree from the front IP65.
• Meter overall dimensions 96 x 48 x 100 (with the terminals).
• The casing is made of a self-extinguishing plastics.
• Wide range of supply voltages.
The view of the N31U meter is shown in Fig. 1.
2 METER SET
The meter set includes
• Meter N31U 1 pc
• Clamps to x in the panel 4 pcs
• Seal 1 pcs
3 BASIC REQUIREMENTS, OPERATIONAL SAFETY
In terms of a user safety, the N31U meter meets the requirements of the
EN61010-1 standard for the devices intended for use in facilities compliant
with the third category of installations.
Fig. 1: View of the N31U meter.
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