Maintenance, Maintenance 13, Battery power loop power – Badger Meter B2800 User Manual

Page 13: Figure 4: circuit board layouts

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D

1.5 V

OL

TS

CA

UTION DO NO

T C
ONNEC

T IMPR

OPERL

Y

CHANGE OR DISPOSE OF IN FIRE

. BA
TTER
Y

M

AY EXPL

ODE OR LEAK

. M
ADE IN U

.S.A.

ALK
ALINE BA

TTER
Y

Pulse Out

Freq. In

4-20 mA

+ - + - + -

External

Totalizer Reset

10k

30V DC (Max)

20 mS Pulse

N/C N/C

Mag

Input

Pulse

Inuput

TB2 Reset

Pulse Out

Freq. In

4-20 mA

+ - + - + -

External

Totalizer Reset

10k

30V DC (Max)

20 mS Pulse

Mag

Input

Pulse

Inuput

TB2 Reset

10…30V DC

1…5V DC

250 Typ

R

MAX

=

(Loop Supply Voltage - 5)

0.02

Battery Power

Loop Power

Figure 4: Circuit board layouts

MAINTENANCE

ALWAYS DISCONNECT PRIMARY POWER SOURCE BEFORE OPENING ENCLOSURE FOR INSPECTION OR SERVICE.
1 Frequent inspection should be made A schedule for maintenance checks should be determined by the environment and

frequency of use It is recommended that it should be inspected at least once a year

2 Perform visual, electrical and mechanical checks on all components on a regular basis

a Visually check for undue heating evidenced by discoloration of wires or other components, damaged or worn parts, or

leakage evidenced by water or corrosion in the interior

b Electrically check to make sure that all connections are clean and tight, and that the device is operating correctly

Programming Manual

Page 13

November 2013

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