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Read Instructions Carefully!

DIGITAL INSTRUMENTATION: CAN

2. Installation 

2.1 Terminal Assignments 

J1 External Description 

 

Pin - 1 B- Common voltage return  
Pin - 3 B+ + volts / 140 mA max current 

J2 External Description

 

Pin - 1 CAN LOW CAN (Open, J1939 protocol) 
Pin - 2 CAN HI  CANOpen (Open, J1939 protocol) 
Pin - 7 Network Comm Speed Select (125k bps/250K bps) 

2.2 Mounting 

The Curtis model 3100T is mounted in a 45 X 92 mm cutout. In 
addition to the snap fit case design, a mounting bracket is available.

3. Operation

Upon initial power up, all display segments and warning LED 
icons are illuminated for 1 second and then turned off. The unit 
is then ready to received CAN messages. The basic 3100T is 
a passive communication device and simply waits to receive / 
display CAN messages from vehicle controller (standard is Curtis 
Model 1234, 1236 or 1238 motor controllers). 

Optional buttons (2) are used to send CAN messages to the motor 
controller. Each button sends a specific CAN message to the 
controller. VCL (Vehicle Control Language) resident in the motor 
controller can be used to define a specific response to each button. 

4. Trouble Shooting 

For any deviation in operation described in Section 3.0, verify 
proper voltage rating, check harness pin-out terminals, and 
make sure the 4 pin AMP mating connector is fully seated.

1. Technical Specifications

1.1 Electrical

Operating Range

 

Operating Voltage Range: 12-48V operating range (9 to 60VDC), 
35mA (typ., CAN inactive)  

1.2 Mechanical

Display

 

LCD with 10 segment bar and 6 digit numeric (5mm high);  
Warning LED 

Hardware

 

Mounting bracket (see section 2.0) 

Panel Cutout

 

52mm / 2 1/16” diameter 

 

1.3 Environmental 

Operating Temperature 

 -40C to +85C 

Storage Temperature 

-50C to +90C 

Humidity 

95% RH (non-condensing) at +38C 

Shock 

SAE J 1378 March 83 Amplitude 44-55g, half sine, 9-13ms duration 

Vibration 

SAE J 1378 Double amplitude of 1.53mm with frequency sweep 
for 10-80-10Hz (20g max) at 1 minute intervals 

Sealing 

IP65 front, IP65 rear (with connector installed)

MODEL 3100T

www.curtisinstruments.com

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