Table of Contents
Advertisement
6
Jumper Positions
6.4.2 JUMPER SETTING(S) FOR SENSOR EXCITATION - dc Powered Unit
Your dc-powered meter is capable of supplying either 1.25 to 12Vdc or
24 Vdc sensor excitation. (refer to Figure 6-3).
•
•
Figure 6-3. dc-Powered Main Board Jumper Positions S3 and S4
S1 On dc-powered unit, side power board
S1A
S1B
S3, S4, S5 On dc-powered unit, main board
S3A
S3B
S3C
S3D
S4A
S4A
S5A
S5A
6-5
For 1.25 to 12Vdc excitation, install S1A and S4A jumpers, then adjust
the potentiometer (R34) for proper voltage.
For 24Vdc excitation, remove S4A jumpers and install S1B.
SEE
DETAIL A
Installed
For 1.25 to 12 Vdc excitation at 120 mA.
Installed
For 24 Vdc excitation at 35 mA.
Installed
To store data and setup parameters in nonvolatile memory.
Omit
See note in previous Section 6.4.1.
Installed
Unlocks lockout menu (L1 through L4).
Installed
Unlocks Front pushbuttons.
Installed
Along with the S1 jumper to program the excitation
output. Adjust excitation with R34 surface mount pot
from 1.25 to 12 volts, with an output current up to 120mA.
Removed
For 24 Vdc excitation. (S4A located in storage position).
Installed
To enable the RESET front panel pushbutton.
Removed
To secure against unauthorized meter reset.
PINS FOR
ANALOG OUT
PINS FOR RELAY
Advertisement
Table of Contents
