Configuration Settings; Figure 5.7-2: 907-232 (8-Channel Rs-232) Card; Table 5.7-1: Rs232 Data Connector Pin Outs; Table 5.7-2: Input / Output Ratings - Moog 903 User Manual

903-0623-00 Rev. A
Table 5.7-1 shows the data connector pin outs of the 907-232E card.
Table 5.7-2 shows the input / output ratings of the 907-232E card.
SIGNAL
RS232
*Any values in excess of absolute maximum ratings may damage the electronics. Product specifications
may not be met if the device is outside the operation range.

5.7.2 Configuration Settings

The RS-232 channels are limited to 115k baud regardless of the switch configuration. Switch SW9 is
programmed at the factory and must always be configured to have switch 1 OFF and switch 2 through 4
ON.
The input fuse of the 907-232 card is Littelfuse 2A Slo-Blo, replaceable surface mount type, P/N 0452002.
The 907-232 card is shown in the following figure.
Focal Technologies Corp.

Table 5.7-1: RS232 Data Connector Pin Outs

PIN CONN J1 CONN J2
1 CH1A GND CH2A GND
2 CH1A RXD
CH2A RXD
3 CH1A TXD CH2A TXD
4 OPEN OPEN
5 CH1B GND CH2B GND
6 CH1B RXD CH2B RXD
7 CH1B TXD CH2B TXD
8 OPEN OPEN

Table 5.7-2: Input / Output Ratings

MAX. DATA RATE
ABSOLUTE*
OR BANDWIDTH
MAX. INPUT
115 kbps, NRZ +/-30V

Figure 5.7-2: 907-232 (8-Channel RS-232) card

Model 903 User's Guide, FMB-X-2.5 Version
CONN J3 CONN J4
CH3A GND CH4A GND
CH3A RXD CH4A RXD
CH3A TXD CH4A TXD
OPEN OPEN
CH3B GND CH4B GND
CH3B RXD CH4B RXD
CH3B TXD CH4B TXD
OPEN OPEN
ABSOLUTE*
PROTECTION
MAX. OUTPUT
+1.5 mA
15KV ESD
Page 5-38