Data Acquisition, insulation, transmitter module with alarms

‘- Compact dimensions: 22.5 mm width, 99 mm length
– Configurable process input and 1 digital input
– Up to 2 digital outputs and one 4…20mA output
– Power supply and RS485 communication on side bus
– Withdrawable electronic, configuration and parameters
back-up for easy replacement and maintenance
– Configurable as:
* Indicator with two alarms
* Transmitter, using 4..20mA output

Process inputs:

1 universal input

– Thermocouples: L, J, T, K, S, R, B, N, E, Ni-NiMo, W3, W5
– RTD: Pt100
– Voltage (mV):0/10…50 mV
– Current (mA): 0/4…20 mA (with 2.5 Ω shunt resistor)
– Custom linearisation and IR probes (J.K type)
Accuracy : 0.25% ±1 digit (probes) or 0.1% ±1 digit (mA or mV)

1 digital inputs

– NPN
– TTL
– Free Voltage

Process outputs

1 High level analogue output:

– For PV retransmission (optional)
– Current (mA): 0/4…20 mA

4 Digital outputs:

OUT1
– RELAY SPST-NO, 2A (250VAC)
– TRIAC 1A 250 VAC
OUT2
– RELAY SPST-NO, 2A (250VAC)
– TRIAC 1A 250 VAC

Power supply:

– 24VDC/VAC
Transmitter power supply: 18 Vdc ±20%, 30 mA Max

Functions

– Acquisition and retransmission
– Configuration and parameters back-up and automatic restore
(with DX master)

Alarms

– Up to 3 configurable alarms (third one only on serial com.)

Communication and programming:

Interfaces

– RS 485 port with ModBus RTU and J-bus (slave) protocols

Programming/configuration tools:

– Configuration software available for PC

Installation

Mounting method: DIN rail mount
Case dimensions: 22.5 x 99 mm, depth 114.5 mm

Connections

Communication ports
– RS485 on male and female side bus connection
Signals connection
– 4 Extractable polarized 4 pole screw plugs , 2.5 mm²
– Withdrawable electronic without un-wiring signals,
power supply and communication bus

Make: ASCON SPA Italy