48 Technical Manual | Dräger Polytron
®
8000 Series
Calibration
9.2 Preparation of Calibration
WARNING
Health hazard due to test gas
Inhaling test gas may risk health or lead to death.
Do not inhale test gas.
Observe risks and security statements related to the test gas (Refer to data
sheets and instructions figuring on calibration devices).
CAUTION
Triggering alerts by test gas
Applied test gas may trigger alerts.
Make sure that test gas is no longer applied after calibration.
Prerequisites:
– Sensor has finished the warm-up phase (7 Commissioning of the instrument).
– Date and Time are set (12.2 Setting date and time).
9.2.1 Preparing calibration set-up
For all transmitters except Polytron
®
87x0 IR:
Observe the following figure.
Calibration equipment:
– Dräger pressure regulator (1), for reactive gases use stainless steel pressure
regulator
– Dräger calibration adapter (2) (part number 6810536).
–Tubing (3)
– Dräger calibration gas cylinder (4)
Prepare calibration
1. Attach the pressure regulator to the calibration gas cylinder.
2. Fit calibration adapter to the sensor.
3. Connect the tubing to the barbed fitting.
4. Enter the menu, see 8.6.3 Entering the menu
For Polytron
®
87x0 IR:
Observe the following figure.
Calibration equipment:
– Dräger pressure regulator (1), for reactive gases use stainless steel pressure
regulator
– Dräger calibration adapter (5) (part number 6811610).
–Tubing (3)
– Dräger calibration gas cylinder (4)
Prepare calibration:
1. Attach the pressure regulator to the calibration gas cylinder.
2. Fit calibration adapter to splash guard until it snaps into place.
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