12 Channels Temp. Recorder

Model: BTM-4208SD

SD card real time data recorder

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12 CHANNELS Temperature recorder, use SD card to save the data along with time information , paperless.


Custom one-chip of microprocessor LSI circuit.


LCD size : 82 mm x 61 mm. * with green color backlight.


12 channels :

T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11 and T12.

Sensor type

Type K thermocouple probe.

Type J/T/E/R/S thermocouple probe.


0.1℃/1℃, 0.1℉/1 ℉.


Sampling Time

Setting range


1 second to 3600 seconds

@ Sampling time can set to 1 second, but memory data may loss.


Push the data logger button once will save data one time.

@ Set the sampling time to 0 second.

Memory Card

SD memory card. 1 GB to 16 GB. Type T

Advanced setting

* Set clock time ( Year/Month/Date, Hour/Minute/ Second )

* Decimal point of SD card setting

* Auto power OFF management

* Set beep Sound ON/OFF

* Set temperature unit to ℃ or ℉

* Set sampling time

* SD memory card Format

Temperature Compensation

Automatic temp. compensation for the type K/J/T/E/R/S thermometer.

Linear Compensation

Linear Compensation for the full range.

Offset Adjustment

To adjust the zero temperature deviation value.

Probe Input Socket

2 pin thermocouple socket.

Over Indication

Show " - - - - ".

Data Hold

Freeze the display reading.

Memory Recall

Maximum & Minimum value.

Sampling Time of Display

Approx. 1 second.

Data Output

RS 232/USB PC computer interface.

* Connect the optional RS232 cable

UPCB-02 will get the RS232 plug.

* Connect the optional USB cable

USB-01 will get the USB plug.