HEM4300 Engine Controller User Manual Page 8 of 55
3
SPECIFICATION
Table 3 Technical Parameters
Items
Contents
Operating Voltage
DC8V~DC35V, DC reverse connection protection
Battery Voltage
Resolution: 0.1V
Accuracy: 1%
Power Consumption
<5W (Standby mode: ≤3W)
Analog Sensor
Resistance Input
Range: 0Ω ~ 6000Ω
Resolution: 0.1Ω
Accuracy: 1Ω (below 300Ω)
Voltage Input
Range: 0V ~ 5V
Resolution: 0.01V
Accuracy: 1%
Current Input
Range: 0mA ~ 20mA
Resolution: 0.01mA
Accuracy: 1%
Digital Output 1~8
Transistor active output, rated 4A.
Digital Input 1~8
Low active: low on threshold voltage below 1.2V, max input voltage is 60V;
High Active: high on threshold voltage over 1.8V, max input voltage is 60V.
RS485
Isolated, half-duplex, 9600 baud rate, max. communication distance is
1000m.
MSC CAN
Isolated, max. communication distance is 250m, using Belden 9841 cable
or equivalence.
CE-EMC Certificate
EN 55032, EN 55024
Vibration
5Hz~8Hz, amplitude=±17mm
8Hz~100Hz, a=4g
100Hz~500Hz, a=2g
IEC 60068-2-6
Shock
50g, 11ms, half-sine, complete shock test from three mutual perpendicular
directions, and 18 times shock for each test
IEC 60068-2-27
Bump
25g, 16ms, half-sine
IEC 60255-21-2
Safety Requirement
According to EN 61010-1 installation category (over voltage category) III,
300V, pollution class 2, altitude 3000m.
Case Dimensions
189mm x 131mm x 61mm
Working Temperature
(-30~+70)°C
Working Humidity
(20~93)%RH
Storage Temperature
(-40~+80)°C
Protection Level
IP65
Weight
0.35kg
