Overview: The document provides technical specifications and ordering information for large panel displays, models 910-2012 and 920-2012, designed for process inputs. These displays are suitable for applications requiring readability from 20 to 50 meters.
Specifications:- Process Inputs: 0/4..20 mA, 0..5/10 V, and potentiometers (100 ohm to 10 kohm).
- Display: 4- or 5-digit LED displays with digit sizes of 57 mm and 100 mm.
- Power Supply: 24 VDC with galvanic isolation, providing 24 VDC, 40 mA for sensors.
- Accuracy: 0.05% FS with a linearity of 0.01% FS.
- Protection: Front panel protection rated at IP54.
Features:- Display scaling and sensor type selection via configuration keys and a 6-digit minidisplay.
- Optional 2 adjustable alarm relays with change-over contacts.
- Alarm reset, display hold, and taring functions available through external contact.
- Digital filter for display damping and selectable number of decimals.
- Separate passwords for configuration menu and alarms access.
Technical Details:- AD Conversion: 15-bit converter with a resolution of 1/32000 and 7 measurements per second.
- Input Resistance: Current input 50Ω, voltage input >1 MΩ.
- Potentiometer Input: Reference voltage 2.5 V, max load 25 mA.
- Operating Temperature: -10 to +60 °C.
- Case Material: Black anodized aluminum.
Ordering Information:- Model Types: 910E5-2012 (5 digits, 57 mm), 920E4-2012 (4 digits, 100 mm), 920E5-2012 (5 digits, 100 mm).
- Optional Cards: Alarm card with 2 relays (REL2).
- Connections: Slot C for optional alarm card, Slot B not used.
Dimensions:- Case Dimensions: 507 mm for 5 digits, 417 mm for 4 digits.
- Cut-out Dimensions: 408 mm for 4-digit case, model 920E4.
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