RM4210 Wiring Guide
January 2019
2
Checklist
For additional information on either the RM4210 or Triton coupon test station installation, refer to the
RM4200 Series User Guide
and the
Triton Coupon Test Station User Guide
.
Before wiring the RM4210 to the test station, refer to the following list of considerations and pre-
installation checks.
l
If using a Triton coupon and test station, refer to the
Triton Test Station with a Triton Coupon
section and the
Triton Coupon Test Station User Guide
.
l
Determine what you want to measure. You can measure the following readings with the RM4210:
—
Native Pipe to Soil using a non CP-protected coupon and a reference cell - refer to
Common Wiring Configurations
—
AC Pipe to Soil, using a CP-protected coupon and a reference cell - refer to
Coupons
—
DC Pipe to Soil, using a CP-protected coupon and a reference cell - refer to
Coupons
—
Instant Off, using a CP-protected coupon and a reference cell - refer to
Coupons
—
AC or DC current density, using a CP-protected coupon (CP-protected coupon could be a
test or separate AC coupon) - refer to
Coupons
—
DC voltage, no scaling available - refer to
DC Voltage, AC Voltage, or Shunt Measurements
—
AC voltage, no scaling available - refer to
DC Voltage, AC Voltage, or Shunt Measurements
—
shunt - refer to
DC Voltage, AC Voltage, or Shunt Measurements
—
PCR, Dairy Land, AC drain, or SSR - refer to
Common Wiring Configurations
l
Make note of any procedures that you use now to get measurements. This will help with the
installation.
l
Make note of the following:
—
Size and type of the coupons being used:
¡
CP-protected or non CP-protected
—
The measurements that are going to be taken from each coupon
—
Which wires, and the color of each wire, are currently connected to the coupons
All wire colors and labels shown in the wiring diagrams included in this document refer to the wiring
harness that is shipped with the RM4210.
