Header Connector; Board Dimensions; Table 3 - Oem Header Wiring - GridConnect Wi232 User Manual

1.8.2 Header Connector

The header solder pads are located on the bottom layer of the board. The following drawing shows the
location of the pads. Note the part number and source for the connector header and receptacle. Use .250"
standoffs for proper spacing.
HEADER FOR SIGNALS
AND POWER IF BOARD
IS MOUNTED WITH
STANDOFFS.
Pin 2
Pin 1
BOTTOM LAYER
The pads are wired according to the following table.

Table 3 - OEM Header Wiring

Pin # Description
1
2
3 CTS (Out)
4
5
6
7 TXD (Out)
8
9
10

1.8.3 Board Dimensions

The dimensions for the mounting holes are shown in the following drawing.
2.000
A=125mil (3.175mm) Large Pads
B=130mil (3.302mm) Small Pad
also used for one terminal of the
power jack.
0.125
1-8
Connector Header
10-Pos, 2mm
Vert SMD
Mfg# 87759-1050
Digi-Key: WM18652-ND
(Part for Wi232)
Connector Receptacle
10-Pos, 2mm Vert PC Board
Mfg# 79107-7004
Digi-Key: WM18676-ND
(Circuit Board Part)
Ground
Ground
Ground
RTS (In)
Ground
V + (In)
RXD (In)
V+ (In)
0.450
A
B
0.275
3.400
2.075
A
0.150
A
2.925
1.925
1.150
A
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