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Manufacturer: Trumeter

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Trumeter 8980-1 Preset Counter Rate Indicator

This is a programmable 6-Digit LCD Preset Counter and Rate Indicator

The 898X is a dual preset, dual relay programmable counter, tachometer, timer and position display and replaces the 877X and 878X. It can be used as a preset counter, batch counter or totalizer depending on requirements and displays automatic help text on its 6-digit LCD display to take the user through programming.

The 14mm high backlit display ensures easy reading, even from a long distance and in poor lighting conditions, and the large user-friendly front keys can be operated when wearing gloves.

This adaptable electronic counter/rate counter is available with RS485 interface and MODBUS and CR/LF protocol for interfacing with other equipment and is an ideal choice for a range of applications where flexibility and control are critical.


  • Counter, tachometer, timer and position display in one counter
  • Can be used as a preset counter, batch counter or total counter
  • 2 relays (change-over)
  • Many different count models
  • Scalable display
  • Set value, step to tracking preset
  • Multi-range power supply for AC
  • Readable or configurable via RS232/485 interface via Modbus or CR/LF protocol
  • Allows for direct connection of a large display or Printer
  • CE approved


Power Supply

AC  100-240 VAC, +10% max. 11 VA, 50/60 Hz

Sensor supply

AC Supply: 24V DC+ 15%, 80 mA
DC Supply: max. 80 mA, external power supply is connected through


6-digit red 14 segment LED display, 14mm [0.55] high

External Fuse Protection

230 VAC T0.1 A 10-30 VDC T 0.25 A

Data Retention

10 years, EEPROM

Response time of the frequency meter

100 / 600 ms (details in instruction manual)

Input Modes

Count Direction (cnt.dir)

Pulse Counter:
Difference (up.dn), Addition A+B (up.up), Phase discriminator x1, x2, x4 (quad, quad x2, quad x4), Ratio (A/B), Ratio in % ((A-B)/Ax100%)

Frequency Meter: A, A-B, A+B quad, A/B, (A-B)/A x 100%

Timer: 4 start modes: FrErun, Auto, InpA.InpB., InpB.InpB.

Optional interface MODBUS and CR/LF

Count Frequency

max. 45 kHz 9 (details in instruction manual)


RS232, RS485

Operating Temperature

0°C to 50°C.

Storage Temperature

-20°C to 70°C.


RH 93% (non-condensing) (at +40ºC [+104ºF])

Front Panel Protection

IP65 when properly mounted using gasket supplied.

Ordering information

8981-1 Dual Preset, Dual Relay Counter, 100-240VAC

Distributed by Kempston Controls

Kempston Controls a UK specialist technical distributor of fuses, sensors and control equipment. If you would like to discuss any of the parts which you see on our online store, please contact our dedicated UK sales centre on +44 (01933) 411411.

More about Kempstons

8980-1 : 89801 Specification

Manufacturer: Trumeter

Pricing Unit: Each

Tariff code: 85312095

Generic code: TRU2

GTIN/UPC/EAN: 4045262483129

Trumeter 8980-1 Datasheet (606 kb)

Due to the current situation caused by COVID-19, Kempston Controls & UPS can no longer guarantee all timed deliveries and therefore will not be able to refund any timed which are delivered late

All shipping options below are for UK shipping only. Delivery prices below are Exc VAT.

Web Promo Carriage UK standard delivery, usually 1 - 2 days (1 per day, minimum order £20.00) £0.00
Standard 1-2 Days UK standard delivery, usually within 1 - 2 days £7.95
Next Day* Next Day service* £7.95
Express* Express delivery by 2pm* £18.00
Saturday** Saturday by 2pm service** £35.00
Collect Collection is available from our site - please call if your order is urgent £0.00

Greyed out shipping options indicate services not available, as the certain criteria has not been met. (i.e. it’s after the cut off time or items in your basket are not in stock for Next Day, Express or Saturday delivery)

* Delivery services are subject to exception areas, click exceptions to view the affected areas or use the ‘shipping estimator’ tool to view delivery options.

From 12th April UPS will be implementing a temporary surcharge on all international shipments. You will be informed by our sales team of the delivery costs and ask to confirm the order before any items are sent out for delivery.

International Delivery

We can provide international shipping to 240+ countries worldwide. Please select your country so we can provide you with delivery date and cost estimates.

International Priority – Terms DAP to Delivery Address

For our overseas customers, we offer a very competitive and fast delivery service; however, if you prefer to collect using your own courier, then we can also arrange that at no extra cost.

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