When the Host Integrator is transmitting in block, page, and format modes,
it sends a field separator character after each field of the formatted screen
except the last one. The value selected here specifies which ASCII character
is sent. The values are ASCII decimal 0-127. The default is US (ASCII decimal
Note: This setting is saved as part of the model's default settings, and will be used when initially connecting or resetting a session. Another setting, HP Field Separator, reflects the current terminal state, which can be changed by the host.