8-Channels Negative Pressure Formation Machine for Prismatic Cell

Item

Parameter

Input power

AC 220V +10%/50Hz

Input Active Power

1800W

Resolution (AD/DA)

AD:24bit; DA:16bit

Input Impedance

≥100MQ

Power saving efficiency

>65% of the total

Noise

<75dB (measured at 1m)

Parallel Function

Supports parallel connection of channels

IP Protection Rating

Protection class IP20

Channel Characteristics

Dual closed-loop structure for constant current source and constant voltage source

Channel Control Mode

Independent control

Voltage and current detection sampling

Four-wire connection

Voltage

Range

25mV-5V

Minimum discharge voltage

1.5V (2m line length)

Accuracy

± 0.05% of FS

Stability

0.1% of FS

Current

Range

Range1: 1A; Range2: 6A; Range3: 12A; Range4: 30A.

Minimum Output Current

5mA

Accuracy

± 0.05% of FS

Constant voltage cut-off current

Range1: 0.2mA; Range2: 1.2mA; Range 3: 2.4mA; Range 4: 6mA

Stability

0.1% of FS

Power

Maximum output power per channel

150W

Accuracy

±0.1% of FS

Stability

0.2% of FS

Time

Current rise time

≤1ms (10%~90% of FS)

Charge/discharge transition time

≤10ms (-90%~90% of FS)

Work step time range

≤(365*24) hours/step;:Time format support 00:00:00.000(h: min: s.ms)

Sampling frequency

10Hz (Minimum time interval: 100ms)

Work mode

Charge and Discharge Mode

Constant-current charge/discharge, constant-voltage charge/discharge, constant-current constant-voltage charge/discharge, constant-power charge/discharge, pulse charge/discharge, constant-resistance discharge, follow-mode charge/discharge, etc.

Cut-off conditions

Voltage, current, relative time, capacity, energy,-△V, custom variables, etc.

DCIR Test

Support customised points for DCIR calculation

Pulse charge/discharge mode

Constant current mode, constant power mode

Minimum pulse width

100ms

Number of pulses

Support 32 different pulses in a single pulse step.

Pulse Switching

One pulse step allows continuous switching between charging and discharging.

Pulse cut-off condition

Voltage, relative time

Cycle

Cycle test range

1~65535 times

Number of steps in a single cycle

≤255

Loop nesting

<10 layers

Protection

Software Protection

Power-down data protection, offline test function, can set the safety protection conditions, setting parameters include: voltage upper limit, voltage lower limit, current upper limit, current lower limit, capacity upper limit, delay time, custom variable protection and so on.

Hardware protection

Anti-reverse connection protection, over-voltage protection, over-current protection, over-temperature protection, emergency stop protection, etc.

Communication and Computer Configuration Requirements

CPU Requirements

Pentium dual-core or above, frequency 4G or above

Memory

Recommended 16G or above

Upper computer communication method

Based on TCP/IP protocol

Server Disk Requirements

Recommended 500GB or above

Server Operating System Requirements

Windows 7 or above

Database

Adopt MySQL database to centrally manage test data

Data Output Method

EXCEL, TXT, GRAPH, PDF, CSV

Communication expansion (optional)

Support CAN, RS485 communication and BMS communication with DBC configuration function.

Equipment working environment requirements

Operating Temperature Range

0 ℃-40 ℃ (in the 25 ± 10 ℃ range, to ensure that the measurement accuracy: accuracy drift 0.005% of FS / C)

Storage temperature range

-10℃~50℃

Relative humidity range of working environment

≤70% RH (no water vapour condensation)

Storage Ambient Relative Humidity Range

≤80% RH (no water vapour condensation)

Name

Brand

Digital vacuum pressure gauge

SMC or equivalent

Pneumatic Components

Airtac/SMC or equivalent

Test probe

Customised (copper plated)

Negative pressure suction cup

Customised

Power supply cabinet

Customised

Name of Test Probe

Specification

Qty

Test Probe

Customised

1 Pc

Negative pressure nozzle

Customised

1 Pc