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Instruction Manual No. 7230-00 Sigma-II Thermograph Model NSII-TQ...
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Thank you for purchasing the Sigma II Thermograph. This product is designed to measure and record the indoor temperature. Do not use it for other purposes. Read this manual thoroughly before use and keep it in a safe place for future references. Components 1.
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3. Pull the pen lifting lever fully toward you. 4. Remove the cylinder holding nut. 5. Pushing the lever to the direction of center 6. Insert two batteries and close the lid. lift it and open the lid for battery. 7.
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13. Remove cap for cartridge pen by turning it 14. Push pen lifting knob toward the opposite side counterclockwise. until it stops. 15. Set time (refer to the explanation below) 16. Direct the carrying handle to the front and mount the case so that “SK SATO” plate is in front.
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⚫ Precautions 1. Handling batteries Observe the following to prevent possible accident by batteries. At loading batteries, use two C size batteries and confirm that the polarities (+/-) are correct. Replace the batteries to new ones every year. Be sure to replace all two batteries with new ones of the same type.
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If some adjustment is required, follow these procedures: To increase indicated readings, turn the fine adjustment screw counterclockwise. To lower the indicated readings, turn the fine adjustment screw clockwise. (Fig A) Fine adjustable range (Temperature: ±3°C) * Adjustment can be done correctly and smoothly with use of a screwdriver.
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Consumables No. 7230-60: 1-day chart (400 sheets/box) No. 7230-62: 7-day chart (55 sheets/box) No. 7230-64: 32-day chart (55 sheets/box) No. 7210-90: Cartridge pen (violet) No. 7210-92: Cartridge pen (red) ⚫ Induced draft fan for external installation (option) Induced draft fan for external installation is an option. As it takes open air into the instrument aggressively high response and improvement of accuracy are assured.
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Specifications ⚫ Cat. No. 7230-00 Sigma II Thermograph Model NSII-TQ Sensing element Aged bimetallic strip Measuring Range -15 to +40°C (option: -10 to +50°C) Minimum graduation 1°C Accuracy ±1°C (at 10 to 30°C) ±2°C (at other than above) Recording period...
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