Raytech TraceTek TTDM-128, User Manual

Page: 10 / 47

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MULTIPLE TTDM-128 WITH NETWORK SYSTEM
One of the TTDM’s must be selected as the
master TTDM; all remaining TTDM’s in the
network will operate in “slave” mode.
At each slave TTDM:
►
Perform Basic TTDM-128 Setup (page 7)
►
Assign the leak detection channel tag if
required (page 7)
►
Make sure that the Host Port Mode Selector
Switch on the User Interface board is set to
RS485
►
Set the host port parameters as follows (page
8):
▪
Set baud rate to 9600
▪
Set TTDM mode to Slave
At the master TTDM:
►
Perform Basic TTDM-128 Setup (page 7). Be sure the settings match those of the Primary
TTDM
►
Perform the Host Port Setup as required (page 8). Check that the TTDM mode is set to
Master.
►
Change the Communication Timeout parameter:
▪
With the TTDM in the Current Event/Status display, press M
ENU
▪
Use the D
OWN
arrow key to select General Setup, then press E
NTER
▪
Use the D
OWN
arrow key to select Password, then press E
NTER
▪
Input the value 04000, then press E
NTER
followed by E
SC
▪
Use the D
OWN
arrow key to select Special, then press E
NTER
▪
Use the D
OWN
arrow key to select Comm Timeout, then press E
NTER
▪
Use the arrow keys to input the value 660 ms, then press E
NTER
▪
Press M
ENU
to return to the Current Event/Status display
►
Initialize the SIM network:
▪
With the TTDM in the Current Event/Status display, press M
ENU
▪
Use the D
OWN
arrow key to select SIM Network, then press E
NTER
▪
Use the D
OWN
arrow key to select Init Network, then press E
NTER
►
Change the leak detection channel ID tags (page 7) to match what was set at the Primary
TTDM
Add TTDMs into the SIM network
where it makes sense to have a local
display, relays, etc.