Trotec SL400 ເຄື່ອງວັດແທກລະດັບສຽງ (30~130dB)
Measuring range: 30 dB to 130 dB
Accuracy: ±1.4 dB (class 2 according to DIN EN 61672)
Resolution: 0.1 dB
Frequency range: 31.5 Hz to 8kHz
Dynamic range: 50 dB
Partial measuring ranges: 30 dB to 80 dB, 50 dB to 100 dB, 30 dB to 130 dB
Display response time: 500 ms
Power supply: 9 V battery 006P or NEDA 1604 or IEC 6F22
Alarm function: OVER: Fallen below measuring range UNDER: Fallen below measuring range
Time weighting: FAST: 125 ms; SLOW: 1 s
Microphone: 1/2-inch electret condensermicrophone
Operating conditions: 0 °C to 40 °C with 10 % to90 % RH
Storage conditions: -10 °C to +60 °C with 10 % to 75 % RH
Weight: 305 g
Dimensions (length x width x height): 255 x 63 x 45 mm
Automatic switch-off: Switch-off after approx. 15 minof non-use
Scope of delivery
• 1 x Digital sound level meter
• 1 x Wind shield for microphone
• 1 x Mini tripod
• 1 x CD with software
• 1 x USB cable
• 1 x Transport case
• 1 x Mini screwdriver
• 1 x 9 V battery
• 1 x Power adapter
• 1 x Quick guide
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ