FUTEK IPM500 (D500) Digital Display - Manual (Page 42)

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RS-485
b
a
c d
e
RJ11
RJ11
f
a b c d
RS-485 J
RJ11
RJ11
USB/RS-485
232
USB
RJ11
a b c d
Half Duplex Operation
b & e
- bias jumpers installed on 1 board.
c & f - installed for half duplex operation.
a
- installed on last meter in line with long cable runs.
Note
: The boards are shipped with no jumpers installed.
RS485 Rev J and USB/RS485 Boards
Full Duplex Operation
b & d - Installed on last meter in long cable run.
Half Duplex Operation
a & c - Installed for half duplex operation.
d
- Installed on last meter in line with long cable runs.
Note
: The boards are shipped with no jumpers installed.
KEYSTROKES FOR SETUP
If the MENU
key does not work, see Section 9 “Enabling & Locking Out Menu Items.”
Press Menu
Select Key Press Digit Select
Key Press Value Select
Key
__000
Output filtering
0
Send unfiltered signal
1 Send filtered signal
__000U
Baud rate
0
300 baud
1 600 baud
2
1200 baud
3 2400 baud
4
4800 baud
5 9600 baud
6
19200 baud
. SEr 1 .
Fixed Parameters:
No parity
8 data bits
1 stop bit
__000U
Output update rate
60 Hz 50 Hz
0 Line frequency Line frequency
1
0.28 sec 0.34 sec
2 0.57 sec 0.68 sec
3 1.1 sec 1.4 sec
4
2.3 sec 2.7 sec
5 4.5 sec 5.4 sec
6
9.1 sec 10.9 sec
7 18.1 sec 21.8 sec
8
36.6 sec 43.5 sec
9 72.5 sec 97 sec