Proline Promag 53 PROFIBUS DP/PA
Technical data
Hauser
163
10.1.4
Output variables
Output signal
Current output
Active/passive selectable, galvanically isolated, time constant selectable (0.05 to 100 s),
Full scale value adjustable, temperature coefficient: typically 0.005% o.r./°C, resolution: 0.5 µA
• Active: 0/4 to 20 mA, R
L
max. 700
Ω
• Passive: 4 to 20 mA; supply voltage V
S
18 to 30 V DC; R
i
≥
150
Ω
Pulse/frequency output:
Active/passive selectable, galvanically isolated
• Active: 24 V DC, 25 mA (max. 250 mA during 20 ms), R
L
> 100
Ω
• Passive: open collector, 30 V DC, 250 mA
• Frequency output: full scale frequency 2 to 10000 Hz (f
max
= 12500 Hz), on/off ratio 1:1, pulse
width max. 2 s
• Pulse output: pulse value and pulse polarity selectable, pulse width configurable (0.05 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 identification of data transmission rate
• Signal coding: NRZ code
• Bus address can be configured via miniature switches or via the local display (optional)
PROFIBUS PA interface:
• PROFIBUS PA in accordance with IEC 61158 (MBP), galvanically isolated
• Profile Version 3.0
• Data transmission rate: 31.25 kBaud
• Current consumption: 11 mA
• Permitted supply voltage: 9 to 32 V
• Bus connection with integrated reverse polarity protection
• Error current FDE (Fault Disconnection Electronic): 0 mA
• Signal coding: Manchester II
• Bus address can be configured via miniature switches or via the local display (optional)
Signal on alarm
Current output:
Failsafe mode selectable (e.g. in accordance with NAMUR recommendation NE 43)
Pulse/frequency output:
Failsafe mode selectable
Relay output:
De-energized by fault or power supply failure
PROFIBUS DP/PA
Status and alarm messages in accordance with PROFIBUS Profile Version 3.0
Load
See “Output signal”
Switching output
Relay output:
Normally closed (NC or break) or normally open (NO or make) contacts available (default: relay 1
= NO, relay 2 = NC),
max. 30 V / 0.5 A AC; 60 V / 0.1 A DC, galvanically isolated.
Low flow cut off
Switch points for low flow cut off are selectable.