BUSHING 2377463 - Caterpillar

Illustration 1 g00885417
Payload Measurement Control (PMC)
The PMC is the brain of the Truck Payload Measurement System (TPMS). The PMC processes the data that is received from the various inputs. The PMC records the payload data. The PMC outputs information to the Payload Operator's Display and the external load indicator lights. The PMC is located in the compartment behind the cab of the truck.
Table 1
Description of the contacts for the connector of the Payload Measurement Control
Contact
Number Function Type
1 24 DCV Power
2 Ground Ground
3 Red Light Output
4 Green Light Output
5 Link (Ground) Ground
6 Transmission speed Input
7 Left Front Pressure Input
8 Right Front Pressure Input
9 Left Rear Pressure Input
10 Right Rear Pressure Input
11 Transmit LCD Out Output
12 LCD (clock) Output
13 Transmit Key Output
14 Transmit Output
15 Receiver Input
16 Neutral Ground
17 LCD (Latch) Output
18 Test/Set Input
19 Mode Input
20 Position of the Bed Input