Seneca Signal Conditioners, Converters, Isolators, Transmitters

• 1 Year Warranty
• Hot-Swappable Design
• Economical
• Full I/O/Power Isolated Versions Available

Click on PDF links below
for product information

Literature and Links

Seneca product brochure
Seneca current sensors
Seneca accessories and software
Seneca declaration of origin
Seneca declaration of conformity

Click to see ALL Seneca products
Call API today for information and pricing!

How to Order

1. Select a model
2. See data sheet for ordering info and power options
3. Request a price via phone, chat, or email
4. Stock to 3 week typical lead time (USA customers)
5. To place your order

• Call 800-942-0315 for credit card order
• Find your authorized representative
• Call us to find your local distributor
• Set up an account to use a purchase order
• Outside the USA?

Head-Mount RTD Transmitter, Non-Isolated

Field Programmable

Fits DIN Form B Heads

T120  $89 *in stock*

Open Datasheet
Download Datasheet
Open Installation Manual
Download Installation Manual
Click to see ALL Seneca products

Programmable
Input: Pt100 or Ni100 RTD
2, 3, or 4 wire
Selectable Output
Output: 4-20 mA, 20-4 mA

• Order T120-C and specify I/O for pre-programmed model
• 44 mm dia
• EASY-USB configuration
• Low cost
• DIN B mount with 5.8 mm (0.228" dia) center hole
• Power: 19.2 to 30 VDC current loop

Head-Mount Universal Transmitter, Isolated

Field Programmable

Fits DIN Form B Heads

T121  $159 *in stock*

Open Datasheet
Download Datasheet
Open Installation Manual
Download Installation Manual
Click to see ALL Seneca products

Programmable
Input: Pt100 or Ni100, Pt500, Pt1000
J, K, R, S, T, B, E, N
Potentiometer
mVDC, VDC
Selectable Output
Output: 4-20 mA, 20-4 mA

• Order T121-C for pre-programmed I/O
• 44 mm dia
• EASY-USB configuration
• I/O isolation
• Low cost
• DIN B with 5.8mm (0.228"dia) center hole
• Power: 7 to 30 VDC current loop

RS232/USB, TTL/USB, RS485/USB Isolated Serial Converter

Seneca S117P-1  $260 *1 in stock*

Open S117P-1 datasheet
Download S117P-1 datasheet
Open S117P-1 installation
Download S117P-1 installation

S117P-1 Software

Download S117P-1 Software

Programming kit for
T120
T121
Z-SG

Includes
Converter box
Software mini CD (or download latest)
Adapter cable

4 Digit 4-20 mA Loop Powered Display

Field Rangeable

S315  $139 *in stock*
S315-IP66  $300

Open Datasheet
Download Datasheet
Open Installation Manual
Download Installation Manual
Click to see ALL Seneca products

Loop Powered Display
Input: 4-20 mA
Display: 4 digit red LED

• 1/8 DIN panel mount or IP66 housing
• Scaleable 4 digit display