Section 7. Installation
106
FIGURE 31: Sealed-Rechargeable Battery Wiring
CR3000 Ac-Transformer Specifications
Feature
Specification
Input
120 Vac, 60 Hz
Isolated Output
18 Vac 1.11 Amp
7.2.7.3 Low Profile (No Battery) Base
A CR3000 with the low-profile base (see Battery Bases — List
(p. 619))
will not
have an internal power supply. In this configuration, power is supplied to the
CR3000 by attaching an external 12 Vdc power source to the POWER IN
connector on the lower left of the CR3000 face. See Power Supplies — List
(p.
for that can be used with a low-profile base. See Power Supplies — Details
(p. 98)
for instructions on connecting external power supplies to the CR3000.
7.3
Grounding — Details
Grounding the CR3000 with its peripheral devices and sensors is critical in all
applications. Proper grounding will ensure maximum ESD (electrostatic
discharge) protection and measurement accuracy.
Summary of Contents for CR3000 Micrologger
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