Analogue Input - 2-wire transmitters, 4-20mA conventional and 'smart' |
Device |
No. of
channels |
Output to
hazardous area |
Important features |
DIN-rail mounting devices |
MTL5541 |
1 |
16.5V min.
@ 20mA |
Compatible with most smart transmitters |
MTL5541A |
1 |
8.6V diode |
Separately powered smart transmitters |
MTL5541AS |
1 |
8.6V diode |
4 wire smart transmitters, current sink output |
MTL5541S |
1 |
16.5V min.
@20mA |
Compatible with most smart transmitters, current sink output |
MTL5544 |
2 |
16.5V min
@ 20mA |
Compatible with most smart transmitters |
MTL5544A |
2 |
8.6V diode |
Separately powered smart transmitters |
MTL5544AS |
2 |
8.6V diode |
4 wire smart transmitters, current sink output |
MTL5544D |
1 |
16.5V min
@ 20mA |
Compatible with most smart transmitters, repeat output |
MTL5544S |
2 |
16.5V min
@ 20mA |
Compatible with most smart transmitters, current sink output |
Backplane mounting devices |
MTL4541 |
1 |
16.5V min
@ 20mA |
Compatible with most smart transmitters |
MTL4541A |
1 |
8.6V diode |
Separately powered smart tranmitters |
MTL4541AS |
1 |
8.6V diode |
4 wire smart transmitter, current sink output |
MTL4541B |
1 |
16.5V min
@ 20mA |
As MTL4541 but adapted for MTL4041B substitution on legacy backplanes |
MTL4541P |
1 |
17.6V min
@ 20mA |
As MTL4541B but with a higher power output, MTL4041P substitution on legacy backplanes |
MTL4541S |
1 |
16.5V min
@ 20mA |
Compatible with most smart transmitters, current sink output |
MTL4544 |
2 |
16.5V min
@ 20mA |
Compatible with most smart transmitters |
MTL4544A |
2 |
8.6V diode |
Separately powered smart transmitters |
MTL4544AS |
2 |
8.6V diode |
4 wire smart transmitters, current sink output |
MTL4544B |
1 |
16.5V min
@ 20mA |
As MTL4544 but adapted for MTL4044B substitution on legacy backplanes |
MTL4544D |
1 |
16.5V min
@ 20mA |
Compatible with most smart transmitters, repeat output |
^ Top |
|
Analogue Input - vibration transducer |
Device |
No. of
channels |
Signal monitored |
Main features |
DIN-rail mounting devices |
|
MTL5531 |
1 |
Vibration
transducer |
Compatible with vibration and accelerometer transducers |
MTL5533 |
2 |
Vibration
transducer |
Compatible with vibration and accelerometer transducers |
Backplane mounting devices |
MTL4531 |
1 |
Vibration
transducer |
Compatible with vibration and accelerometer transducers |
^ Top |
|
Analogue Input - thermocouple and mV sources |
Device |
No. of
channels |
Output to
safe area |
Main features |
DIN-rail mounting devices |
MTL5573 |
1 |
4/20mA |
Configurable, built-in CJC, early burnout detection facility |
MTL5575 |
1 |
4/20mA |
Configurable, built-in CJC, early burnout detection facility, alarm output |
MTL5576-THC |
2 |
4/20mA |
Configurable, built-in CJC, also config as 1in 2 out |
MTL5581 |
1 |
0 to ±50mV |
Selectable upscale or downscale |
Backplane mounting devices |
MTL4573 |
1 |
4/20mA |
Configurable, built-in CJC, early burnout detection facility |
MTL4575 |
1 |
4/20mA |
Configurable, built-in CJC, early burnout detection facility, alarm output |
MTL4576-THC |
2 |
4/20mA |
Configurable, built-in CJC, also config as 1in 2 out |
MTL4581 |
1 |
0 to ±50mV |
Selectable upscale or downscale |
^ Top |
|
Analogue Input - 2, 3 and 4-wire RTDs |
Device |
No. of
channels |
Output to
safe area |
Main features |
DIN-rail mounting devices |
MTL5573 |
1 |
4/20mA |
Configurable, many sensor types and ranges |
MTL5575 |
1 |
4/20mA |
Configurable, many sensor types and ranges, alarm output |
MTL5576-RTD |
2 |
4/20mA |
Configurable, also config as 1in 2 out |
MTL5582B |
1 |
10 to 400 ohm |
Independent selection of 2, 3 or 4-wire RTDs on safe and hazardous area sides |
Backplane mounting devices |
MTL4573 |
1 |
4/20mA |
Configurable, many sensor types and ranges |
MTL4575 |
1 |
4/20mA |
Configurable, many sensor types and ranges, alarm output |
MTL4576-RTD |
2 |
4/20mA |
Configurable, also config as 1in 2 out |
^ Top |
|
|
Analogue Output - controller outputs, I/P converters |
Device |
No. of
channels |
Output to
hazardous area |
Important features |
DIN-rail mounting devices |
MTL5546 |
1 |
1mA Vmax = 16V |
Suitable for HART valve positioners, SC & OC LFD |
MTL5546Y |
1 |
1mA Vmax = 16V |
Suitable for HART valve positioners, OC LFD |
MTL5549 |
2 |
1mA Vmax = 16V |
Suitable for HART valve positioners, SC & OC LFD |
MTL5549Y |
2 |
1mA Vmax = 16V |
Suitable for HART valve positioners, OC LFD |
Backplane mounting devices |
MTL4546 |
1 |
1mA Vmax = 16V |
Suitable for HART valve positioners, SC & OC LFD |
MTL4546Y |
1 |
1mA Vmax = 16V |
Suitable for HART valve positioners, OC LFD |
MTL4549 |
2 |
1mA Vmax = 16V |
Suitable for HART valve positioners, SC & OC LFD |
MTL4549Y |
2 |
1mA Vmax = 16V |
Suitable for HART valve positioners, OC LFD |
^ Top |
|
Digital Input - switches / proximity detectors |
Device |
No. of
channels |
Output to
safe area |
Important features |
DIN-rail mounting devices |
MTL5510 |
4 |
4 x solid state |
Can switch +ve or –ve polarity signals |
MTL5510B |
4 |
4 x solid state |
Mult-function selectable |
MTL5511 |
1 |
1 x SPDT |
Switch/proximity detector repeater |
MTL5513 |
2 |
2 x solid state |
dc to 500Hz frequency response |
MTL5514 |
1 |
1 x SPDT
1 x SPDT |
Switch/proximity detector repeater
Independent LFD output |
MTL5514D |
1 |
2 x SPDT |
Dual output switch/proximity detector repeater |
MTL5516C |
2 |
2 x SPDT |
Switch/proximity detector repeater |
MTL5517 |
2 |
2 x SPDT
1 x SPDT |
Switch/proximity detector repeater
Independent LFD output |
Backplane mounting devices |
MTL4504 |
1 |
1 x SPDT
1 x SPDT |
Switch/proximity detector repeater
Independent LFD output, de-energise to alarm |
MTL4510 |
4 |
4 x solid state |
Can switch +ve or –ve polarity signals |
MTL4510B |
4 |
4 x solid state |
Mult-function selectable
switches +ve, -ve or ac signals |
MTL4511 |
1 |
1 x SPDT |
Switch/proximity detector repeater |
MTL4513 |
2 |
2 x solid state |
dc to 500Hz frequency response |
MTL4514 |
1 |
1 x SPDT
1 x SPDT |
Switch/proximity detector repeater
Independent LFD output, energise to alarm |
MTL4514D |
1 |
2 x SPDT |
Dual output switch/proximity detector repeater |
MTL4516 |
2 |
2 x SPST |
Switch/proximity detector repeater |
MTL4516C |
2 |
2 x SPDT |
Switch/proximity detector repeater |
MTL4517 |
2 |
2 x SPST
1 x SPDT |
Switch/proximity detector repeater
Independent LFD output |
^ Top |
|
Digital Input - switch/proximity detectors, SIL3 |
Device |
No. of
channels |
Signals monitored |
Important features |
DIN-rail mounting devices |
MTL5501-SR |
1 |
24V logic |
Safety related, SIL3 certified |
Backplane mounting devices |
MTL4501-SR |
1 |
24V logic |
Safety related, SIL3 certified |
^ Top |
|
Digital Output - alarms, LEDs, solenoid valves, etc |
Device |
No. of
channels |
Output to
hazardous area |
Important features |
DIN-rail mounting devices |
MTL5521 |
1 |
12.8V Imax = 48mA |
IIC gas groups, loop powered |
MTL5522 |
1 |
9.9V Imax = 70mA |
IIB gas groups, loop powered |
MTL5523 |
1 |
12.8V Imax = 48mA |
Switch controlled input, Independent LFD output |
MTL5523V |
1 |
12.8V Imax = 48mA |
Voltage controlled input, Independent LFD output |
MTL5524 |
1 |
12.8V Imax = 48mA |
Safety override feature, separately powered |
MTL5525 |
1 |
7V Imax = 48mA |
Low power output, loop powered |
Backplane mounting devices |
MTL4521 |
1 |
12.8V Imax = 48mA |
Loop powered |
MTL4521L |
1 |
10.3V Imax = 48mA |
Loop powered |
MTL4523
MTL4523R |
1 |
12.8V Imax = 48mA |
Switch controlled input, Independent LFD output |
MTL4523L |
1 |
12.8V Imax = 48mA |
Loop powered, independent LFD output |
MTL4523V |
1 |
12.8V Imax = 48mA |
Voltage controlled input, Independent LFD output |
MTL4524 &
MTL4524S |
1 |
12.8V Imax = 48mA |
Safety override feature, separately powered |
MTL4525 |
1 |
7V Imax = 48mA |
Safety override, low power output |
^ Top |
|
Digital Output - switch output to hazardous area |
Device |
No. of
channels |
Signals monitored |
Important features |
DIN rail mounting devices |
MTL5526 |
1 or 2 |
2 x DPDT |
Safe-area switch input or loop powered.
2ch or 1ch with 2 outputs |
Backplane mounting devices |
MTL4526 |
1 or 2 |
2 x DPDT |
Safe-area switch input or loop powered.
2ch or 1ch with 2 outputs |
^ Top |
|
Pulse Input - turbine / flowmeters |
Device |
No. of
channels |
Input from
hazardous area |
Important features |
DIN-rail mounting devices |
MTL5532 |
1 |
Switch, proximity detector, current pulse, voltage pulse |
Voltage and current inputs from 2 or 3-wire transmitters
configurable 4-20mA analogue output |
MTL5541 |
1 |
2-wire pulse |
e.g. 2-wire turbine and vortex flowmeters |
Backplane mounting devices |
MTL4532 |
1 |
1mA Vmax = 16V |
Voltage and current inputs from 2 or 3-wire transmitters
configurable 4-20mA analogue output |
MTL4541 |
1 |
2-wire pulse |
e.g. 2-wire turbine and vortex flowmeters |
^ Top |
|
Fire / Smoke detectors |
Device |
No. of
channels |
Output to
hazardous area |
Important features |
DIN-rail mounting devices |
MTL5561 |
2 |
Loop powered |
0–40mA, fire and smoke detectors |
Backplane mounting devices |
MTL4561 |
2 |
Loop powered |
0–40mA, fire and smoke detector |
^ Top |
|
Signal transfer - safe area to safe area - via hazardous area |
Device
pair |
No. of
channels |
Signal transferred |
Important features |
DIN-rail mounting devices |
MTL5546Y &
MTL5541A |
1 |
4/20mA smart |
Driver
Receiver |
MTL5526 &
MTL5516C |
2 |
Status signals |
Driver, relay output
Receiver, digital output |
MTL5051 |
1 |
RS232 or RS422 |
Either can be used as receiver or driver |
Backplane mounting devices |
MTL4546Y &
MTL4541A |
1 |
4/20mA smart |
Driver
Receiver |
MTL4526 &
MTL4516 |
2 |
Status signals |
Driver, relay output
Receiver, digital output |
^ Top |
|
Trip amplifiers |
Device |
No. of
channels |
Signals monitored |
Important features |
DIN-rail mounting devices |
MTL5314 |
1 |
4/20mA |
Configurable, one or two alarms |
|