AH4000

Hybrid Memory Recorder (Dot Printing type)

The AH4000 Series by Chino offers a reliable hybrid memory recorder combining analog strip-chart recording with digital memory backup—featuring simultaneous LCD display in digital and bar-graph formats, support for up to 24 input channels, versatile communication (USB, RS-232C/422A/485, Ethernet), and SD-card data storage and playback, enabling seamless, multilingual data monitoring and alarm management in industrial environments.

Features

Dot-printing hybrid recording (chart paper + SD-card)
180 mm chart width, foldable paper setup
Simultaneous digital + bar-graph LCD display
SD-card slot (up to 2 GB) for data and settings storage
USB port for direct PC connection
Optional interfaces: RS-232C, RS-422A, RS-485, Ethernet (web + email alerts)
Front-panel programmable via key switches
Alarm display (ALM flash) with chart-end detection
Four alarm types per channel
Playback function (via SD-card)
Built-in computation: arithmetic, average, integration, custom formulas

Applications

Heat treatment process monitoring
Calibration labs
Manufacturing process & temperature logging
Research & development environments
Environmental data recording

Technical Data

Specification	Details
Chart Paper Width	180 mm (foldable paper, length up to 20 m)
Input Channels	6, 12, or 24 points (model-dependent)
Input Types	DC voltage (±13.8 mV to ±50 V), current via shunt; 36 thermocouple types; 12 RTD type
Accuracy	±0.1 % of range ±1 digit (DC voltage)
Measurement Interval	≈1 s for 6 pt, ≈2 s for 12 pt, ≈4 s for 24 pt
Recording Method	Wire-dot, 6-color ribbon; digital overlay printing
Chart Speed	1 to 1500 mm/h (1 mm increments; 12.5 mm/h also possible)
SD-Card Storage	Up to 2 GB (data + settings)
Playback Function	SD-card data replay to reconstruct lost chart info
Communication Options	USB (mini-USB), RS-232C, RS-422A, RS-485, Ethernet (web/email)
Alarm System	4 types per channel, flashing ALM + chart-end detection
Power Supply	100–240 V AC, 50/60 Hz
Dimensions (W×H×D)	288 × 288 × 195 mm
Weight	Approx. 7.6–8 kg

Tags: alarm monitoring, analog + digital display, dot printing, Ethernet, hybrid recorder, industrial recording, multi-input, SD-card, strip chart, USB port

Tags:

hybrid recorder, strip chart, SD-card, dot printing, multi-input, analog + digital display, Ethernet, USB port, industrial recording, alarm monitoring