1.ZNHW-III/IV type intelligent temperature controller

This instrument adopts PID intelligent control ,pt100 temperature sense ,controlled silicon controlling output ,with broken accidentally protection cold side compensation system,controlling accuracy ±0.1℃ ,be suitable for water bath and below 99.99℃ heating experiment . IV type can control all kinds of heating experiment which is below 399℃.precision ±0.1℃ .