Proline t-mass 65F, 65I
6 Endress+Hauser
Input signal Status input (auxiliary input) for HART version:
U = 3 to 30 V DC, R
i
= 5 kΩ, galvanically isolated; switch level: ±3 to ±30 V DC
Configurable for: totalizer reset, positive zero return, zero point adjustment
Status input (auxiliary input) for MODBUS RS485 version:
U = 3 to 30 V DC, R
i
= 3 kΩ, galvanically isolated; switch level: ±3 to ±30 V DC, independent of polarity
Configurable for: totalizer reset, positive zero return, zero point adjustment
Current input:
Active/passive selectable, galvanically isolated, resolution: 2 μA
• Active: 4 to 20 mA, R
i
≤ 150 Ω, U
out
= 24 V DC, short-circuit proof
• Passive: 0/4 to 20 mA, R
i
≤ 150 Ω, U
max
= 30 V DC
Output
Output signal Current output:
Active/passive selectable, galvanically isolated, time constant selectable (0.0 to 100.0 s), full scale value
selectable, temperature coefficient: typically 0.005% o.r./°C, resolution: 0.5 μA
• Active: 0/4 to 20 mA, R
L
< 700 Ω (at HART: R
L
≥ 250 Ω)
• Passive: 4 to 20 mA; supply voltage V
S
18 to 30 V DC; R
i
≥ 700 Ω
Note!
If the current output is used as a temperature output, please observe the following information:
Class B according to EN 6075
Pulse/frequency output:
Active: 24 V DC , 25 mA (max. 250 mA during 20 msec), R
L
> 100 Ω
Passive: open collector, 30 V DC, 250 mA, galvanically isolated.
• Frequency output: full scale frequency 2 to 1000 Hz (f
max
= 1250 Hz), on/off ratio 1:1, pulse width max. 2s,
time constant selectable (0.0 to 100.0 s)
• Pulse output: pulse value and pulse polarity can be selected, pulse width adjustable (0.5 to 2000 ms).
PROFIBUS DP interface:
• PROFIBUS DP in accordance with IEC 61158, galvanically isolated
• Profile version 3.0
• Data transmission rate: 9.6 kBaud to 12 MBaud
• Automatic data transmission rate recognition
• Signal encoding: NRZ-Code
• Function blocks: 3 x Analog Input, 2 x Totalizer
• Output data: Mass flow, Corrected volume flow, Temperature, Totalizer 1 to 2
• Input data: Positive zero return (ON/OFF), Zero point adjustment, Totalizer control and Pressure display
value
• Bus address can be set at the measuring device via miniature switches or using local display (optional)
MODBUS RS485 interface:
• MODBUS device type: slave
• Address range: 1 to 247
• Bus address can be set at the measuring device via miniature switches or the on-site display (optional)
• Supported function codes: 03, 04, 06, 08, 16, 23
• Broadcast: supported with the function codes 06, 16, 23
• Physical interface: RS485 in accordance with EIA/TIA-485 standard
• Supported baudrate: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 Baud
• Transmission mode: RTU or ASCII
•Response times:
Direct data access = typically 25 to 50 ms
Auto-scan buffer (data block) = typically 3 to 5 ms
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