Dresser Model 10C25 Series K Installation, Operation, and Maintenance Manual
© 2018 Natural Gas Solutions North America, LLC
Page 25 of 74
To send test pulses to verify the pulse outputs are connected correctly, use the MeterWare software
Test
Pulse Outputs
function on the
Advanced
screen (refer to Figure 31). The
Test Pulse Outputs
feature
allows you to specify the number of pulses to test pulse outputs 1, 2, and 3. The pulse width of the
Compensated and Non-Compensated Volume test pulses is the pulse width specified on the
Volume
Configuration
screen.
For more information about configuring and testing pulse outputs, refer to the
Dresser MeterWare
Software Manual
.
Figure 31: Test Pulse Outputs on the Advanced screen
10.2
Wiring Instructions for Hazardous Locations
To maintain compliance with CSA certification, use a suitable Intrinsic Safety barrier for a Class 1,
Division 1 hazardous area for groups A, B, C, and D.
Do not exceed the following input values for the barrier device:
•
Vi = 8.2V
•
li = 10 ma
The OUTPUT and power handling capability of a barrier should not exceed:
•
Vout = 30V
•
lout = 50 ma
For hazardous areas, use a recommended barrier such as Turck Brand IM1-12EX-T Single Channel or
IM1-22 EX-R Dual Channel Barrier or an equivalent.
For wiring products in hazardous locations, refer to Figure 32.
