Technical specifications, General, Technical specifications 35 – Badger Meter Registers User Manual

Page 35: General 35

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User Manual

TECHNICAL SPECIFICATIONS

General

Display

Type

High intensity reflective numeric and alphanumeric LCD, UV-resistant

Digits

Seven 17 mm (0 67") and eleven 8 mm (0 31") Various symbols and measuring units

Refresh rate

User definable: 8 to 30/sec

Enclosures

General Control Keys

GRP (glassfiber-reinforced polyamide) enclosure with polycarbonate window, silicone and

EPDM gaskets

UV-stabilized and flame retardant material

Three industrial micro-switch keys UV-stabilized silicone keypad

Field/wall-mount enclosures

Classification Drilling

Dimensions: 130 x 120 x 75 mm (5 10" x 4 72" x 2 95") LxHxD IP67 / NEMA4X

Three 3/4" holes

Operating Temperature

Operational

–30…80° C (–22…178° F)

Power Supply

ER-420-DC

24V AC / DC + 10% Power consumption maximum is 0 5 Watt

ER-420-AC

115…230V AC + 10% Power consumption maximum is 0 5 Watt

ER-420-LP

Output loop powered: 8…30V DC Power consumption maximum is 0 5 Watt

Models DC/AC

The total consumption of the sensors, backlight and outputs may not exceed 400 mA @ 24V

Sensor Excitation

ER-420-LP

3 2V DC for pulse signals

OTEE:

N

This is not a real sensor supply It is suitable only for pulse sensors—like reed

switches—with a very low power consumption

ER-420 AC/DC

3 2, 8 2, 12 and 24V DC Maximum is 400 mA @2 4V DC

Terminal Connections

Type

Removable plug-in terminal strip Wire maximum is 1 5 mm

2

and 2 5 mm

2

Data Protection

Type

EEPROM backup of all setting Backup of running totals every minute

Data retention is at least 10 years

Passcode

Configuration settings can be passcode protected

Environment

Electromagnetic compatibility Compliant ref: EN 61326 (1997), EN 61010-1 (1993)

Page 35

May 2014

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