Basic Configuration - Magtrol LMU 212 Manual De Instrucciones

Capítulo 1 Introducción
–
Specifications
TRANSFER CHARACTERISTICS (cont.)
Application selection
Output specific application:
REL1 det. REL2 det.
A, B or A+B A, B or A+B A, B or A+B A, B or A+B
A = bride signal; B = voltage input
MECHANICAL CHARACTERISTICS
Housing
Material
Stuffing glands
Type and number
Material
Terminal strip
Type
Max. Area of
Connecting Wire
aDDitional lMu 216 Functions
SUMMER
Number of Inputs
Input Voltage
Output Voltage
LATCHING
Control
Reset Signal

Basic conFiguration

The LMU Load Monitoring Unit offers unlimited configuration possibilities. It is impossible to list them all in this data sheet.
Please contact Magtrol or one of its subsidiaries or sales agents to discuss your specific applications.
Strain Gauge
Transducer
Voltage Input ±10 V
"OK" Input (OK I/P)
Power Supply
• 115–230 VAC (50/60 Hz)
• 20–32 VDC
• 48 VAC
LMU 216 only:
Summer with 4 Voltage Inputs (±10 V)
3
U I
O/P O/P
Aluminum
LMU 212: 3 × PG 11
LMU 216 and 217: 6 × PG 11
Nickel-plated brass
MK8 (screw and connection at
45°)
AWG 20 to 16
Cross section: 0.5 to 1.5 mm²
(0.00077 to 0.0023 in²)
4 (UA, UB, UC and UD)
±10 V
UE1 = (UA + UB ± UC ± UD)X
X adjustable between 0.25 and
10
Using DIP-switches
RESET REL3, RESET REL4
Monitoring
Magtrol Monitores de Carga LMU 212 y 217
ENVIRONMENTAL CHARACTERISTICS
Operating Temperature
Storage Temperature
Protection Class
Vibration and Shock
EMC
SAFETY CHARACTERISTICS
B.I.T.E. test signal (Built In Test Equipment)
Signal type
Control
Reliability
MTBF
CALIBRATION CIRCUIT
Principle
Resolution
Storing Time
Output Impedence
Acceptable Load
Resistance
Relay Output Contacts
• LMU 212/117: 2 per channel (RE1, RE2)
• LMU 216:
LMU
Load
"OK" Output (OK O/P)
Unit Current Output 0–20 mA or 4–20 mA
Voltage Output(s) ±10 V
• LMU 212:
• LMU 216:
• LMU 217:
4
-40° C to +80° C
-45° C to +85° C
IP 65
According to IEC 68.2
According to EN 61326-1
and EN 61326-2-3
Load simulation on request
(calibrated during the
installation)
Logic signal, active low, CMOS/
TTL compatible
> 1,500,000 hours
Volatile* digital memory at 12 bits
(memory reset at startup), the stored
digital value is substracted from the
input signal after D/A conversion
* Current interruptions lasting for less
than 30 ms do not lead to the loss of the
stored calibration value
1/4096 of the selected range
< 2 s
< 200 Ω
≤ 20 kΩ
4 (RE1, RE2, RE3, RE4)
1
3
2
M AGTROL
LMU