Product Info
The Model 9010 and 9020 Monitoring Systems are single and dual channel control modules, respectively, that provide power, signal conditioning, and monitoring functionality for gas detection sensors. They are available in various enclosure types and can be configured through software access codes.
Preventive Maintenance Schedule
Monthly:
- Calibrate the sensors using Access Code 1
Annual:
- Inspect the enclosure and wiring for any damage or deterioration
- Replace the fuses if necessary
Daily:
- Perform a functional check using Access Code 3
Parts List
- Model 9010 Control Unit, 25 VA: Single channel control module with 25 VA power supply (Part Number: 10076182)
- Model 9010 Control Unit, 24 VDC: Single channel control module with 24 VDC power supply (Part Number: 10029355)
- Model 9020 Control Unit, 25 VA: Dual channel control module with 25 VA power supply (Part Number: 10076181)
- Model 9020 Control Unit, 24 VDC: Dual channel control module with 24 VDC power supply (Part Number: 10029327)
- Fuse F1, 630 mA for 115 VAC: Replacement fuse (Part Number: 10029846)
- Fuse F1, 315 mA for 230 VAC: Replacement fuse (Part Number: 10029847)
- Fuse F3, 2 Amp: Replacement fuse (Part Number: 10029845)
Product Specs Sheet
- PCB Dimensions: 3.9″ wide x 8.6″ long (100 mm wide x 220 mm long) for 19″ rack system
- Front Plate: 1.6″ wide x 5.0″ high (40 mm wide x 128.5mm high), 3 Units x 8 Units
- Weight: 1.6 lbs. (720 g) with 25 VA transformer
- Operating Temperature: 14° – 104°F (-10° – +40°C)
- Storage Temperature: -4 – 104°F (-20° – +40°C)
- Humidity: 5 – 90 % relative humidity, non-condensing
- Vibrations: 10 – 55 Hz; 0.15 mm amplitude
- Power Supply: 115 – 230 VAC ±15%; 50 – 60 Hz and/or 24 VDC +15% to -20%
- Input Signals: 10 -200 mV as measuring spread, 4 – 20 mA
- Response Time: < 0.5 sec. for 100% measuring range
- Zero and Sensitivity Drift: < ±0.5 % of measuring range
- Repeatability: < ± 1% for 100% of measuring range
- Analog Output Signals: 0 – 20 mA, 4 – 20 mA (linear), maximum load: 500 Ohms
- Analog Error Signals: 0, 2, 4, 20 mA or frozen (selectable)
- Sensor Connections: Two-, three, or four-wire connection
- Permitted Wire Cross-Section: 0.75 – 2.5nn2
- Relay Outputs: SPDT Warning (W), Alarm (A), Failure (F) & horn, SPST Failure (F), Maximum contact load: 5 Amps, 24 VDC, 250 VAC resistive load
- Approvals: cMETus 61010-1 Fire and Shock
- Alarm Reset: Automatic or manual reset with front panel arrow keys or external reset switch
- Alarm Delay: 0 – 999 seconds (software selectable)
- Display: 4 digit, 7 segment, permanently back-lit LCD (Model 9020 has a separate display for each channel)
- Protection Functions: Access code, security code, password, timeout function, automatic AC/DC supply switching, mode fault/incorrect calibration indication
Troubleshooting
- Sensor incorrectly connected / Cable break / Short circuit:
- Check cable
- Check hardware configuration
- Check software parameters
- Current drawn may be less than ‘Failure Current’ set in Access Code 4 / P2
- Faulty sensor or input amplifier:
- Check sensor
- Send 9010/9020 to MSA for repair
- EEPROM in 9010/9020 faulty:
- Send 9010/9020 to MSA for repair
- Incorrect operation:
- Press ENTER key for Restart
- Analogue / digital converter faulty:
- Send 9010/9020 to MSA for repair
- RAM module in processor faulty:
- Send 9010/9020 to MSA for repair
- EPROM – check Irregularities:
- Change EPROM
- Send 9010/9020 to MSA for repair
- RAM check in MC Irregularities:
- Error test using access code 53
Please
note that any procedure, checklist, or other document available on Limble is provided for general education and
information only and does not constitute legal, medical, or financial advice. Limble makes the materials available
AS IS and AS PROVIDED, without warranties of any kind. By downloading or using any such materials, you assume the
risk that they may not be appropriate for your specific situation and agree that you are solely responsible for any
such use, including compliance with applicable law and with meeting any conditions of product warranties. It is
recommended to contact OEM for the most accurate information.
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