v1.5
IO Card Expansion Options
Gasmet IO Card Expansion Options
Gasmet input and output expansion options are required to
control the sampling system, translate measured and analysed
concentrations and alarms to higher level automation and
control systems.
ACL-7225 ISA Relay Card
Digital input specification
Isolated inputs:
16
The Gasmet software (Calcmet) supports a variety of
expansion cards with PCI or ISA interface. These cards
include serial cards, analog inputs and outputs, relay contacts
and isolated digital inputs and outputs.
Opto-isolator:
PC-814
Input signal:
AC, DC
Input voltage
5-24 VDC or AC 50 - 1000 Hz
Input impedance:
1.2 kΩ
This is technical document describing current and past
models. Please consult price list / Gasmet Technologies Oy
sales for current available models.
Isolating voltage:
1 000 V channel-to-channel and
channel-to-ground
Relay contact specification
Relay outputs:
16
Relay type:
Double-Pole-Double-Throw
(DPDT)
Contact rating:
120 VAC/0.5 A or 24 VDC 1 A
Contact type:
Bifurcated
Contact resistance:
100 MΩ
PCI-7250/51 PCI Relay Card
Digital input specification
Isolated inputs:
PCI-9112 PCI Analog Input Card
Analog input specification
8
Channels:
8 differential or 16 single-ended
Opto-isolator:
PC-814
Isolation:
Not included, required
Input signal:
AC, DC
Resolution:
12-bit
Input voltage
5-24 VDC or AC 50 - 1000 Hz
Input ranges:
±10 V, ±5 V, ±2.5 V, ±1.25 V,
±0.625 V
0-10 V, 0-5 V, 0-2.5 V, 0-1.25 V
Conversion type:
Successive approximation type
Input impedance:
2.2 kΩ
Isolating voltage:
5 000 Vrms channel-to-system
Relay contact specification
Over voltage protection: Continuous ± 35 V maximum
Relay outputs:
4+4
Input impedance:
10 MΩ
Relay type:
Single-Pole-Double-Throw
(SPDT)
Single-Pole-Single-Throw
(SPST)
Operating temperature:
0-50 °C (temperature inside the
PC)
Contact rating:
120 VAC/0.5 A or 24 VDC 1A
Channels:
2
Contact type:
Bifurcated
Isolation:
Not included, required
Contact resistance:
100 MΩ
Resolution:
12-bit
Output ranges:
0-5 V or 0-10 V
Conversion type:
Monolithic multiplying
PCI-7230 PCI Digital IO Card
Digital input specification
Isolated inputs:
16
Input voltage:
5-24 VDC
Input impedance:
1.2 kΩ
Isolating voltage:
5 000 Vrms
Digital output specification
Isolated outputs:
Output type:
16
Darlington
Analog output specification
Digital input / output specification
Number of channels:
16 TTL compatible inputs and
outputs
PCI-6208 PCI Analog Output Card
Analog output specification
Channels:
8
Isolation:
Not included, required
Resolution:
16-bit
Output voltage:
5-35 VDC
Sink current:
140 mA / output @ 50% duty
cycle
Output ranges:
0-20 mA, 4-20 mA, 5-25 mA
Conversion type:
Monolithic multiplying
5 000 Vrms
Converter:
B.B. PCM56U or equivalent
B.B. XTR110 or equivalent
Isolating voltage:
Differential linearity error: ± 0.001% Full-scale range
Noise at bipolar zero:
6 µV
2
Gain error:
± 0.2 % (without trimming)
Baud rate:
50 bps to 921.6 kbps
Operating temperature:
Optical isolation:
2000 V
0-50 °C (temperature inside the
PC)
Transmit distance:
Up to 1.2 km
Operating temperature:
0-55 °C
CP-132UL-I PCI RS422/485 Serial Card
Number of ports:
Digital input / output specification
Number of channels:
4 TTL compatible inputs and
outputs
Gasmet Technologies Oy shall not be liable for technical or editorial errors or omissions contained herein. The information in this document is provided “as is” without warranty of any
kind and is subject to change without notice. Should you find any errors, we would appreciate if you notified us.