| Product model | GRS-BT2018F |
| Appearance size | Length x Depth x Height=49cm x 34cm x 13cm |
| Input power supply | Single phase AC 220V ± 10%/50Hz |
| AC impedance | ≥1MΩ |
| Voltage range | Charging voltage: 0V-60V; Discharge voltage: 5V |
| Voltage accuracy | Actual control accuracy: ± 0.05% of FS; Stability: ± 0.05% of FS |
| Current range | 20mA-----20A |
| Current accuracy | Actual control accuracy: ± 0.05% of FS; Stability: ± 0.05% of FS |
| Charging mode | Constant current charging/Constant voltage charging/Rate
charging/Constant power charging/Constant voltage current limiting
charging/Pulse charging |
| Discharge mode | Constant current discharge/Constant resistance discharge/Rate
discharge/Constant power discharge/Constant voltage current
limiting discharge/Pulse discharge |
| Restrictive conditions | Voltage, current, relative time, capacity, - △ V, rate current,
capacity statistics C1, time statistics T1, counter N1, counter N2 |
| Record conditions | Time variation △ t: 50ms -3600S |
| Voltage variation △ U: 0.001mV --5V |
| Current variation △ I: 0.001mA-5000mA |
| Record frequency | Maximum recording frequency 20Hz |
| Test event record | For example, event records such as running, stopping, protecting
information, parameter resetting, channel changes, online
calibration, etc |
| Number of cycles | 1-99999 times |
| loop nesting | Equipped with nested loop function, supporting up to 3 layers of
nesting |
| Operation protection | Support power outage protection, communication interruption
protection, computer crash protection, system crash protection |
| Protection conditions | Delay protection, overvoltage, undervoltage, overcurrent, over
capacitance, over temperature, single overvoltage, single
undervoltage |
| Alarm method | Test completion reminder, security protection alarm, abnormal error
alarm, barrage prompt information |
| Channel characteristics | 4 channels/unit, independently programmable, non interfering with
each other |
| control mode | The constant current source and constant voltage source adopt a
dual closed-loop structure, with high-precision linear adjustment |
| Benchmark characteristics | Adopting American specific benchmark integrated chips; Temperature
coefficient: 5ppm/℃ (maximum) |
| AD/DA | AD:24bit； DA:16bit |
| Screen display information | 3-inch LCD (box number, voltage range, current range, communication
status, channel number, etc.) with adjustable brightness |
| Communication method | USB/RS485, using optoelectronic isolation technology, can
accommodate up to 256 units |
| Heat dissipation method | Air cooling, fan speed supports three modes: programmable control,
temperature control, and full speed |
| Access method | Four wire system, supporting three electrode measurement, crocodile
fixture, polymer fixture, etc. (optional for users) |
| Software Style | C # platform development, WIN10 style, flat design, adapted to
current popular operating habits |
| Software Language | Support online switching between Chinese and English |
| Test plan characteristics | Scheme script independence (can be freely copied, created,
modified, deleted, etc.), loop control, data analysis, centralized
database management, real-time curve, curve comparison, etc |
| Step editing features | Intelligent judgment of logical relationships based on operating
modes, prompting for incorrect operations, and automatically
filling in main parameters and cutoff condition parameters, which
can also be manually modified |
| Mode operation characteristics | Start, stop, resume start, force jump, parameter reset, change
channel, etc |
| DCIR testing | Support fixed-point DCIR calculation |
| Supercapacitors | Equipped with supercapacitor testing function, the test results are
directly measured in "Farad F" units, and the leakage current can
be measured |
| Display resolution | 6-digit significant digits (voltage, current, etc.) |
| Data presentation method | Coordinate curves (customizable X and Y coordinates), graphics,
data lists (process, detail layering) |
| Data export | Can be exported as EXCEL, TXT, graphics (can specify steps or
specify loop export) |
| Save data separately | Support single or multiple data saving, automatically create new
folders for multiple data saving, automatically add file names with
startup time, box number, and channel number for easy data
management |
| Software upgrade | Support remote network push and online upgrade |
