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Proton Products SL mini and SLR mini Series Speed and Length Gauges Instruction Manual - issue 1s
O
PTIONAL
PSU-BOB
MINI
The Proton Products PSU-BOB mini (Power Supply Unit-Break Out Box-mini) is an optional
accessory for the SL mini / SLR mini series of laser speed and length gauges which provides the
following functions:
Universal AC to DC power supply
DB9 connectors for CANbus, RS-232 and optional PROFIBUS / DeviceNET communications
interfaces
RJ45 socket for Ethernet MODBUS or optional Ethernet/IP communications interface
Laser enable key switch
Screw terminals for logic inputs, logic outputs, pulse outputs and laser safety connections
The SL mini / SLR mini gauge may be connected to the PSU-BOB mini using one of the following
optional DB25-to-DB25 cables:
Length / m
Part name
Proton part no
3
SLMKII-BOB-003
00043MC021
5
SLMKII-BOB-005
00041CT005
10
SLMKII-BOB-010
00041CT010
20
SLMKII-BOB-020
00041CT020
30
SLMKII-BOB-030
00041CT030
CAN
Connector type: DB9 male (plug)
Pin Designation Comment
2
CANL
3
GND
Ground reference (isolated from earth / shield).
5
Shield
Ensure that the cable shield is connected to this via the plug shield connection.
7
CANH
9
+24V
+24VDC power input (the gauge may be powered via this pin).
S
Shield
Ensure that the cable shield is connected to the plug shield connection.
RS232
Connector type: DB9 female (socket)
Pin Designation Comment
PC DB9 serial
port pin
2
TXD1
2
3
RXD1
3
5
GND_R
Ground reference is not isolated from earth.
5
