, protecting it against dust and low-pressure water jets, while the rear typically holds an IP40 rating Mechanical Strength
: IP65-rated front panel with an operating temperature range of –40°C to +70°C. curtis 3501 manual
The Curtis 3501 is often confused with Curtis Instruments’ battery gauges (like the 3501 Curtis LCD battery discharge indicator for forklifts/golf carts). If your device is actually a multimeter , make sure to clarify that in your post. If it’s the battery indicator , try searching for: “Curtis 3501 battery gauge manual” or “Curtis 900R manual” (related series). , protecting it against dust and low-pressure water
Example UI workflow
IP65 rating for the front face and IP40 for the rear. Pin Connection Diagram (16-Pin Connector) Refer to the Curtis Model 3501 technical documentation for precise wiring: 1 9 2 10 3 11 4 CAN_L Termination 12 CAN_H Termination 5 Switch Input 1 / Freq 1 13 Switch Input 2 / Freq 2 6 Switch Input 3 / Fault Code 14 Switch Input 4 / Fault Input 7 KSI (Key Switch Input) 15 B- (Battery Negative) 8 MOSFET Output 16 B+ (Battery Positive) Key Features If it’s the battery indicator , try searching